51879555

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 117411840

約数和(自身を除く): 65532285

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 41, 45, 63, 65, 91, 103, 105, 117, 123, 135, 189, 195, 205, 273, 287, 309, 315, 351, 369, 455, 515, 533, 585, 615, 721, 819, 861, 927, 945, 1107, 1339, 1365, 1435, 1545, 1599, 1755, 1845, 2163, 2457, 2583, 2665, 2781, 3605, 3731, 4017, 4095, 4223, 4305, 4635, 4797, 5535, 6489, 6695, 7749, 7995, 9373, 10815, 11193, 12051, 12285, 12669, 12915, 13905, 14391, 18655, 19467, 20085, 21115, 23985, 28119, 29561, 32445, 33579, 36153, 38007, 38745, 46865, 54899, 55965, 60255, 63345, 71955, 84357, 88683, 97335, 100737, 114021, 140595, 147805, 164697, 167895, 180765, 190035, 253071, 266049, 274495, 384293, 421785, 443415, 494091, 503685, 570105, 798147, 823485, 1152879, 1265355, 1330245, 1482273, 1921465, 2470455, 3458637, 3990735, 5764395, 7411365, 10375911, 17293185, 51879555]

約数ペア:

[(1, 51879555), (3, 17293185), (5, 10375911), (7, 7411365), (9, 5764395), (13, 3990735), (15, 3458637), (21, 2470455), (27, 1921465), (35, 1482273), (39, 1330245), (41, 1265355), (45, 1152879), (63, 823485), (65, 798147), (91, 570105), (103, 503685), (105, 494091), (117, 443415), (123, 421785), (135, 384293), (189, 274495), (195, 266049), (205, 253071), (273, 190035), (287, 180765), (309, 167895), (315, 164697), (351, 147805), (369, 140595), (455, 114021), (515, 100737), (533, 97335), (585, 88683), (615, 84357), (721, 71955), (819, 63345), (861, 60255), (927, 55965), (945, 54899), (1107, 46865), (1339, 38745), (1365, 38007), (1435, 36153), (1545, 33579), (1599, 32445), (1755, 29561), (1845, 28119), (2163, 23985), (2457, 21115), (2583, 20085), (2665, 19467), (2781, 18655), (3605, 14391), (3731, 13905), (4017, 12915), (4095, 12669), (4223, 12285), (4305, 12051), (4635, 11193), (4797, 10815), (5535, 9373), (6489, 7995), (6695, 7749)]