127978106

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{4903}}^1$

素因数の和:5357

約数の個数: 16

約数和(自身を含む): 198670848

約数和(自身を除く): 70692742

約数列:

[1, 2, 31, 62, 421, 842, 4903, 9806, 13051, 26102, 151993, 303986, 2064163, 4128326, 63989053, 127978106]

約数ペア:

[(1, 127978106), (2, 63989053), (31, 4128326), (62, 2064163), (421, 303986), (842, 151993), (4903, 26102), (9806, 13051)]