261294712

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{59063}}^1$

素因数の和:59155

約数の個数: 32

約数和(自身を含む): 567014400

約数和(自身を除く): 305719688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 59063, 118126, 236252, 413441, 472504, 826882, 1653764, 3307528, 4665977, 9331954, 18663908, 32661839, 37327816, 65323678, 130647356, 261294712]

約数ペア:

[(1, 261294712), (2, 130647356), (4, 65323678), (7, 37327816), (8, 32661839), (14, 18663908), (28, 9331954), (56, 4665977), (79, 3307528), (158, 1653764), (316, 826882), (553, 472504), (632, 413441), (1106, 236252), (2212, 118126), (4424, 59063)]