71663067

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{12781}}^1$

素因数の和:12883

約数の個数: 24

約数和(自身を含む): 119639520

約数和(自身を除く): 47976453

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 5607, 12781, 38343, 89467, 115029, 268401, 805203, 1137509, 3412527, 7962563, 10237581, 23887689, 71663067]

約数ペア:

[(1, 71663067), (3, 23887689), (7, 10237581), (9, 7962563), (21, 3412527), (63, 1137509), (89, 805203), (267, 268401), (623, 115029), (801, 89467), (1869, 38343), (5607, 12781)]