31286710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{34381}}^1$

素因数の和:34408

約数の個数: 32

約数和(自身を含む): 69314112

約数和(自身を除く): 38027402

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 34381, 68762, 171905, 240667, 343810, 446953, 481334, 893906, 1203335, 2234765, 2406670, 3128671, 4469530, 6257342, 15643355, 31286710]

約数ペア:

[(1, 31286710), (2, 15643355), (5, 6257342), (7, 4469530), (10, 3128671), (13, 2406670), (14, 2234765), (26, 1203335), (35, 893906), (65, 481334), (70, 446953), (91, 343810), (130, 240667), (182, 171905), (455, 68762), (910, 34381)]