131946921

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{491}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 201916800

約数和(自身を除く): 69969879

約数列:

[1, 3, 9, 27, 37, 111, 269, 333, 491, 807, 999, 1473, 2421, 4419, 7263, 9953, 13257, 18167, 29859, 54501, 89577, 132079, 163503, 268731, 396237, 490509, 1188711, 3566133, 4886923, 14660769, 43982307, 131946921]

約数ペア:

[(1, 131946921), (3, 43982307), (9, 14660769), (27, 4886923), (37, 3566133), (111, 1188711), (269, 490509), (333, 396237), (491, 268731), (807, 163503), (999, 132079), (1473, 89577), (2421, 54501), (4419, 29859), (7263, 18167), (9953, 13257)]