15741990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15901}}^1$

素因数の和:15925

約数の個数: 48

約数和(自身を含む): 44652816

約数和(自身を除く): 28910826

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 15901, 31802, 47703, 79505, 95406, 143109, 159010, 174911, 238515, 286218, 349822, 477030, 524733, 715545, 874555, 1049466, 1431090, 1574199, 1749110, 2623665, 3148398, 5247330, 7870995, 15741990]

約数ペア:

[(1, 15741990), (2, 7870995), (3, 5247330), (5, 3148398), (6, 2623665), (9, 1749110), (10, 1574199), (11, 1431090), (15, 1049466), (18, 874555), (22, 715545), (30, 524733), (33, 477030), (45, 349822), (55, 286218), (66, 238515), (90, 174911), (99, 159010), (110, 143109), (165, 95406), (198, 79505), (330, 47703), (495, 31802), (990, 15901)]