247979312

素因数分解:

$2^4\times 7^1\times {\mathrm{2214101}}^1$

素因数の和:2214116

約数の個数: 20

約数和(自身を含む): 549097296

約数和(自身を除く): 301117984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2214101, 4428202, 8856404, 15498707, 17712808, 30997414, 35425616, 61994828, 123989656, 247979312]

約数ペア:

[(1, 247979312), (2, 123989656), (4, 61994828), (7, 35425616), (8, 30997414), (14, 17712808), (16, 15498707), (28, 8856404), (56, 4428202), (112, 2214101)]