215577352

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{397}}^1\times {\mathrm{659}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 409780800

約数和(自身を除く): 194203448

約数列:

[1, 2, 4, 8, 103, 206, 397, 412, 659, 794, 824, 1318, 1588, 2636, 3176, 5272, 40891, 67877, 81782, 135754, 163564, 261623, 271508, 327128, 523246, 543016, 1046492, 2092984, 26947169, 53894338, 107788676, 215577352]

約数ペア:

[(1, 215577352), (2, 107788676), (4, 53894338), (8, 26947169), (103, 2092984), (206, 1046492), (397, 543016), (412, 523246), (659, 327128), (794, 271508), (824, 261623), (1318, 163564), (1588, 135754), (2636, 81782), (3176, 67877), (5272, 40891)]