405966483

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 707266560

約数和(自身を除く): 301300077

約数列:

[1, 3, 9, 13, 19, 31, 39, 43, 57, 93, 117, 129, 137, 171, 247, 279, 387, 403, 411, 559, 589, 741, 817, 1209, 1233, 1333, 1677, 1767, 1781, 2223, 2451, 2603, 3627, 3999, 4247, 5031, 5301, 5343, 5891, 7353, 7657, 7809, 10621, 11997, 12741, 16029, 17329, 17673, 22971, 23427, 25327, 31863, 33839, 38223, 51987, 53019, 55211, 68913, 75981, 76583, 80693, 95589, 101517, 111929, 155961, 165633, 182621, 227943, 229749, 242079, 304551, 329251, 335787, 496899, 547863, 689247, 726237, 987753, 1007361, 1049009, 1455077, 1643589, 2374073, 2963259, 3147027, 3469799, 4365231, 7122219, 9441081, 10409397, 13095693, 21366657, 31228191, 45107387, 135322161, 405966483]

約数ペア:

[(1, 405966483), (3, 135322161), (9, 45107387), (13, 31228191), (19, 21366657), (31, 13095693), (39, 10409397), (43, 9441081), (57, 7122219), (93, 4365231), (117, 3469799), (129, 3147027), (137, 2963259), (171, 2374073), (247, 1643589), (279, 1455077), (387, 1049009), (403, 1007361), (411, 987753), (559, 726237), (589, 689247), (741, 547863), (817, 496899), (1209, 335787), (1233, 329251), (1333, 304551), (1677, 242079), (1767, 229749), (1781, 227943), (2223, 182621), (2451, 165633), (2603, 155961), (3627, 111929), (3999, 101517), (4247, 95589), (5031, 80693), (5301, 76583), (5343, 75981), (5891, 68913), (7353, 55211), (7657, 53019), (7809, 51987), (10621, 38223), (11997, 33839), (12741, 31863), (16029, 25327), (17329, 23427), (17673, 22971)]