71492144

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{103913}}^1$

素因数の和:103964

約数の個数: 20

約数和(自身を含む): 141738696

約数和(自身を除く): 70246552

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 103913, 207826, 415652, 831304, 1662608, 4468259, 8936518, 17873036, 35746072, 71492144]

約数ペア:

[(1, 71492144), (2, 35746072), (4, 17873036), (8, 8936518), (16, 4468259), (43, 1662608), (86, 831304), (172, 415652), (344, 207826), (688, 103913)]