31208385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{947}}^1$

素因数の和:994

約数の個数: 32

約数和(自身を含む): 54149760

約数和(自身を除く): 22941375

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 947, 2197, 2535, 2841, 4735, 6591, 10985, 12311, 14205, 32955, 36933, 61555, 160043, 184665, 480129, 800215, 2080559, 2400645, 6241677, 10402795, 31208385]

約数ペア:

[(1, 31208385), (3, 10402795), (5, 6241677), (13, 2400645), (15, 2080559), (39, 800215), (65, 480129), (169, 184665), (195, 160043), (507, 61555), (845, 36933), (947, 32955), (2197, 14205), (2535, 12311), (2841, 10985), (4735, 6591)]