488291765

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2711}}^1$

素因数の和:2909

約数の個数: 32

約数和(自身を含む): 672489216

約数和(自身を除く): 184197451

約数列:

[1, 5, 13, 17, 65, 85, 163, 221, 815, 1105, 2119, 2711, 2771, 10595, 13555, 13855, 35243, 36023, 46087, 176215, 180115, 230435, 441893, 599131, 2209465, 2995655, 5744609, 7512181, 28723045, 37560905, 97658353, 488291765]

約数ペア:

[(1, 488291765), (5, 97658353), (13, 37560905), (17, 28723045), (65, 7512181), (85, 5744609), (163, 2995655), (221, 2209465), (815, 599131), (1105, 441893), (2119, 230435), (2711, 180115), (2771, 176215), (10595, 46087), (13555, 36023), (13855, 35243)]