28101710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30881}}^1$

素因数の和:30908

約数の個数: 32

約数和(自身を含む): 62258112

約数和(自身を除く): 34156402

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 30881, 61762, 154405, 216167, 308810, 401453, 432334, 802906, 1080835, 2007265, 2161670, 2810171, 4014530, 5620342, 14050855, 28101710]

約数ペア:

[(1, 28101710), (2, 14050855), (5, 5620342), (7, 4014530), (10, 2810171), (13, 2161670), (14, 2007265), (26, 1080835), (35, 802906), (65, 432334), (70, 401453), (91, 308810), (130, 216167), (182, 154405), (455, 61762), (910, 30881)]