28706612

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{829}}^1$

素因数の和:1631

約数の個数: 24

約数和(自身を含む): 54939360

約数和(自身を除く): 26232748

約数列:

[1, 2, 4, 11, 22, 44, 787, 829, 1574, 1658, 3148, 3316, 8657, 9119, 17314, 18238, 34628, 36476, 652423, 1304846, 2609692, 7176653, 14353306, 28706612]

約数ペア:

[(1, 28706612), (2, 14353306), (4, 7176653), (11, 2609692), (22, 1304846), (44, 652423), (787, 36476), (829, 34628), (1574, 18238), (1658, 17314), (3148, 9119), (3316, 8657)]