28165842

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{22039}}^1$

素因数の和:22118

約数の個数: 24

約数和(自身を含む): 61888320

約数和(自身を除く): 33722478

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 22039, 44078, 66117, 132234, 198351, 396702, 1564769, 3129538, 4694307, 9388614, 14082921, 28165842]

約数ペア:

[(1, 28165842), (2, 14082921), (3, 9388614), (6, 4694307), (9, 3129538), (18, 1564769), (71, 396702), (142, 198351), (213, 132234), (426, 66117), (639, 44078), (1278, 22039)]