31958810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14461}}^1$

素因数の和:14498

約数の個数: 32

約数和(自身を含む): 65599632

約数和(自身を除く): 33640822

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 14461, 28922, 72305, 144610, 187993, 245837, 375986, 491674, 939965, 1229185, 1879930, 2458370, 3195881, 6391762, 15979405, 31958810]

約数ペア:

[(1, 31958810), (2, 15979405), (5, 6391762), (10, 3195881), (13, 2458370), (17, 1879930), (26, 1229185), (34, 939965), (65, 491674), (85, 375986), (130, 245837), (170, 187993), (221, 144610), (442, 72305), (1105, 28922), (2210, 14461)]