13491010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 26358192

約数和(自身を除く): 12867182

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 661, 785, 1322, 1570, 2041, 3305, 4082, 6610, 8593, 10205, 17186, 20410, 42965, 85930, 103777, 207554, 518885, 1037770, 1349101, 2698202, 6745505, 13491010]

約数ペア:

[(1, 13491010), (2, 6745505), (5, 2698202), (10, 1349101), (13, 1037770), (26, 518885), (65, 207554), (130, 103777), (157, 85930), (314, 42965), (661, 20410), (785, 17186), (1322, 10205), (1570, 8593), (2041, 6610), (3305, 4082)]