7538985

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 13899600

約数和(自身を除く): 6360615

約数列:

[1, 3, 5, 9, 15, 29, 45, 53, 87, 109, 145, 159, 261, 265, 327, 435, 477, 545, 795, 981, 1305, 1537, 1635, 2385, 3161, 4611, 4905, 5777, 7685, 9483, 13833, 15805, 17331, 23055, 28449, 28885, 47415, 51993, 69165, 86655, 142245, 167533, 259965, 502599, 837665, 1507797, 2512995, 7538985]

約数ペア:

[(1, 7538985), (3, 2512995), (5, 1507797), (9, 837665), (15, 502599), (29, 259965), (45, 167533), (53, 142245), (87, 86655), (109, 69165), (145, 51993), (159, 47415), (261, 28885), (265, 28449), (327, 23055), (435, 17331), (477, 15805), (545, 13833), (795, 9483), (981, 7685), (1305, 5777), (1537, 4905), (1635, 4611), (2385, 3161)]