51728895

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 96969600

約数和(自身を除く): 45240705

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 73, 87, 135, 145, 181, 219, 261, 365, 435, 543, 657, 783, 905, 1095, 1305, 1629, 1971, 2117, 2715, 3285, 3915, 4887, 5249, 6351, 8145, 9855, 10585, 13213, 15747, 19053, 24435, 26245, 31755, 39639, 47241, 57159, 66065, 78735, 95265, 118917, 141723, 198195, 236205, 285795, 356751, 383177, 594585, 708615, 1149531, 1783755, 1915885, 3448593, 5747655, 10345779, 17242965, 51728895]

約数ペア:

[(1, 51728895), (3, 17242965), (5, 10345779), (9, 5747655), (15, 3448593), (27, 1915885), (29, 1783755), (45, 1149531), (73, 708615), (87, 594585), (135, 383177), (145, 356751), (181, 285795), (219, 236205), (261, 198195), (365, 141723), (435, 118917), (543, 95265), (657, 78735), (783, 66065), (905, 57159), (1095, 47241), (1305, 39639), (1629, 31755), (1971, 26245), (2117, 24435), (2715, 19053), (3285, 15747), (3915, 13213), (4887, 10585), (5249, 9855), (6351, 8145)]