31617945

素因数分解:

$3^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 58024512

約数和(自身を除く): 26406567

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 243, 265, 405, 477, 491, 795, 1215, 1431, 1473, 2385, 2455, 4293, 4419, 7155, 7365, 12879, 13257, 21465, 22095, 26023, 39771, 64395, 66285, 78069, 119313, 130115, 198855, 234207, 390345, 596565, 702621, 1171035, 2107863, 3513105, 6323589, 10539315, 31617945]

約数ペア:

[(1, 31617945), (3, 10539315), (5, 6323589), (9, 3513105), (15, 2107863), (27, 1171035), (45, 702621), (53, 596565), (81, 390345), (135, 234207), (159, 198855), (243, 130115), (265, 119313), (405, 78069), (477, 66285), (491, 64395), (795, 39771), (1215, 26023), (1431, 22095), (1473, 21465), (2385, 13257), (2455, 12879), (4293, 7365), (4419, 7155)]