15974955

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1621}}^1$

素因数の和:1708

約数の個数: 32

約数和(自身を含む): 28806720

約数和(自身を除く): 12831765

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1621, 1971, 3285, 4863, 8105, 9855, 14589, 24315, 43767, 72945, 118333, 218835, 354999, 591665, 1064997, 1774995, 3194991, 5324985, 15974955]

約数ペア:

[(1, 15974955), (3, 5324985), (5, 3194991), (9, 1774995), (15, 1064997), (27, 591665), (45, 354999), (73, 218835), (135, 118333), (219, 72945), (365, 43767), (657, 24315), (1095, 14589), (1621, 9855), (1971, 8105), (3285, 4863)]