819997668

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6343}}^1$

素因数の和:6388

約数の個数: 144

約数和(自身を含む): 2586321920

約数和(自身を除く): 1766324252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 81, 84, 108, 114, 126, 133, 162, 171, 189, 228, 243, 252, 266, 324, 342, 378, 399, 486, 513, 532, 567, 684, 756, 798, 972, 1026, 1134, 1197, 1539, 1596, 1701, 2052, 2268, 2394, 3078, 3402, 3591, 4617, 4788, 6156, 6343, 6804, 7182, 9234, 10773, 12686, 14364, 18468, 19029, 21546, 25372, 32319, 38058, 43092, 44401, 57087, 64638, 76116, 88802, 114174, 120517, 129276, 133203, 171261, 177604, 228348, 241034, 266406, 342522, 361551, 399609, 482068, 513783, 532812, 685044, 723102, 799218, 843619, 1027566, 1084653, 1198827, 1446204, 1541349, 1598436, 1687238, 2055132, 2169306, 2397654, 2530857, 3082698, 3253959, 3374476, 3596481, 4338612, 4795308, 5061714, 6165396, 6507918, 7192962, 7592571, 9761877, 10123428, 10789443, 13015836, 14385924, 15185142, 19523754, 21578886, 22777713, 29285631, 30370284, 39047508, 43157772, 45555426, 58571262, 68333139, 91110852, 117142524, 136666278, 204999417, 273332556, 409998834, 819997668]

約数ペア:

[(1, 819997668), (2, 409998834), (3, 273332556), (4, 204999417), (6, 136666278), (7, 117142524), (9, 91110852), (12, 68333139), (14, 58571262), (18, 45555426), (19, 43157772), (21, 39047508), (27, 30370284), (28, 29285631), (36, 22777713), (38, 21578886), (42, 19523754), (54, 15185142), (57, 14385924), (63, 13015836), (76, 10789443), (81, 10123428), (84, 9761877), (108, 7592571), (114, 7192962), (126, 6507918), (133, 6165396), (162, 5061714), (171, 4795308), (189, 4338612), (228, 3596481), (243, 3374476), (252, 3253959), (266, 3082698), (324, 2530857), (342, 2397654), (378, 2169306), (399, 2055132), (486, 1687238), (513, 1598436), (532, 1541349), (567, 1446204), (684, 1198827), (756, 1084653), (798, 1027566), (972, 843619), (1026, 799218), (1134, 723102), (1197, 685044), (1539, 532812), (1596, 513783), (1701, 482068), (2052, 399609), (2268, 361551), (2394, 342522), (3078, 266406), (3402, 241034), (3591, 228348), (4617, 177604), (4788, 171261), (6156, 133203), (6343, 129276), (6804, 120517), (7182, 114174), (9234, 88802), (10773, 76116), (12686, 64638), (14364, 57087), (18468, 44401), (19029, 43092), (21546, 38058), (25372, 32319)]