71990156

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{17027}}^1$

素因数の和:17189

約数の個数: 24

約数和(自身を含む): 144942336

約数和(自身を除く): 72952180

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 17027, 34054, 68108, 119189, 238378, 476756, 2571077, 5142154, 10284308, 17997539, 35995078, 71990156]

約数ペア:

[(1, 71990156), (2, 35995078), (4, 17997539), (7, 10284308), (14, 5142154), (28, 2571077), (151, 476756), (302, 238378), (604, 119189), (1057, 68108), (2114, 34054), (4228, 17027)]