19631625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4027}}^1$

素因数の和:4058

約数の個数: 32

約数和(自身を含む): 35188608

約数和(自身を除く): 15556983

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4027, 4875, 12081, 20135, 52351, 60405, 100675, 157053, 261755, 302025, 503375, 785265, 1308775, 1510125, 3926325, 6543875, 19631625]

約数ペア:

[(1, 19631625), (3, 6543875), (5, 3926325), (13, 1510125), (15, 1308775), (25, 785265), (39, 503375), (65, 302025), (75, 261755), (125, 157053), (195, 100675), (325, 60405), (375, 52351), (975, 20135), (1625, 12081), (4027, 4875)]