401995845

素因数分解:

$3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{37693}}^1$

素因数の和:37786

約数の個数: 32

約数和(自身を含む): 723724800

約数和(自身を除く): 321728955

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 135, 237, 395, 711, 1185, 2133, 3555, 10665, 37693, 113079, 188465, 339237, 565395, 1017711, 1696185, 2977747, 5088555, 8933241, 14888735, 26799723, 44666205, 80399169, 133998615, 401995845]

約数ペア:

[(1, 401995845), (3, 133998615), (5, 80399169), (9, 44666205), (15, 26799723), (27, 14888735), (45, 8933241), (79, 5088555), (135, 2977747), (237, 1696185), (395, 1017711), (711, 565395), (1185, 339237), (2133, 188465), (3555, 113079), (10665, 37693)]