238429156

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{40357}}^1$

素因数の和:40579

約数の個数: 24

約数和(自身を含む): 479130176

約数和(自身を除く): 240701020

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 844, 1477, 2954, 5908, 40357, 80714, 161428, 282499, 564998, 1129996, 8515327, 17030654, 34061308, 59607289, 119214578, 238429156]

約数ペア:

[(1, 238429156), (2, 119214578), (4, 59607289), (7, 34061308), (14, 17030654), (28, 8515327), (211, 1129996), (422, 564998), (844, 282499), (1477, 161428), (2954, 80714), (5908, 40357)]