15730665

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 26251776

約数和(自身を除く): 10521111

約数列:

[1, 3, 5, 15, 47, 53, 141, 159, 235, 265, 421, 705, 795, 1263, 2105, 2491, 6315, 7473, 12455, 19787, 22313, 37365, 59361, 66939, 98935, 111565, 296805, 334695, 1048711, 3146133, 5243555, 15730665]

約数ペア:

[(1, 15730665), (3, 5243555), (5, 3146133), (15, 1048711), (47, 334695), (53, 296805), (141, 111565), (159, 98935), (235, 66939), (265, 59361), (421, 37365), (705, 22313), (795, 19787), (1263, 12455), (2105, 7473), (2491, 6315)]