28931222

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{2579}}^1$

素因数の和:2731

約数の個数: 16

約数和(自身を含む): 44582400

約数和(自身を除く): 15651178

約数列:

[1, 2, 71, 79, 142, 158, 2579, 5158, 5609, 11218, 183109, 203741, 366218, 407482, 14465611, 28931222]

約数ペア:

[(1, 28931222), (2, 14465611), (71, 407482), (79, 366218), (142, 203741), (158, 183109), (2579, 11218), (5158, 5609)]