31680882

素因数分解:

$2^1\times 3^7\times {\mathrm{7243}}^1$

素因数の和:7266

約数の個数: 32

約数和(自身を含む): 71280960

約数和(自身を除く): 39600078

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 4374, 7243, 14486, 21729, 43458, 65187, 130374, 195561, 391122, 586683, 1173366, 1760049, 3520098, 5280147, 10560294, 15840441, 31680882]

約数ペア:

[(1, 31680882), (2, 15840441), (3, 10560294), (6, 5280147), (9, 3520098), (18, 1760049), (27, 1173366), (54, 586683), (81, 391122), (162, 195561), (243, 130374), (486, 65187), (729, 43458), (1458, 21729), (2187, 14486), (4374, 7243)]