71573944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{40483}}^1$

素因数の和:40519

約数の個数: 32

約数和(自身を含む): 153029520

約数和(自身を除く): 81455576

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 40483, 80966, 161932, 323864, 526279, 688211, 1052558, 1376422, 2105116, 2752844, 4210232, 5505688, 8946743, 17893486, 35786972, 71573944]

約数ペア:

[(1, 71573944), (2, 35786972), (4, 17893486), (8, 8946743), (13, 5505688), (17, 4210232), (26, 2752844), (34, 2105116), (52, 1376422), (68, 1052558), (104, 688211), (136, 526279), (221, 323864), (442, 161932), (884, 80966), (1768, 40483)]