31473945

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9851}}^1$

素因数の和:9933

約数の個数: 24

約数和(自身を含む): 55328832

約数和(自身を除く): 23854887

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 9851, 29553, 49255, 88659, 147765, 443295, 699421, 2098263, 3497105, 6294789, 10491315, 31473945]

約数ペア:

[(1, 31473945), (3, 10491315), (5, 6294789), (9, 3497105), (15, 2098263), (45, 699421), (71, 443295), (213, 147765), (355, 88659), (639, 49255), (1065, 29553), (3195, 9851)]