386301890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{228581}}^1$

素因数の和:228614

約数の個数: 24

約数和(自身を含む): 752949108

約数和(自身を除く): 366647218

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 228581, 457162, 1142905, 2285810, 2971553, 5943106, 14857765, 29715530, 38630189, 77260378, 193150945, 386301890]

約数ペア:

[(1, 386301890), (2, 193150945), (5, 77260378), (10, 38630189), (13, 29715530), (26, 14857765), (65, 5943106), (130, 2971553), (169, 2285810), (338, 1142905), (845, 457162), (1690, 228581)]