31626790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1153}}^1$

素因数の和:1384

約数の個数: 32

約数和(自身を含む): 61651296

約数和(自身を除く): 30024506

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 1055, 1153, 2110, 2306, 2743, 5486, 5765, 11530, 13715, 14989, 27430, 29978, 74945, 149890, 243283, 486566, 1216415, 2432830, 3162679, 6325358, 15813395, 31626790]

約数ペア:

[(1, 31626790), (2, 15813395), (5, 6325358), (10, 3162679), (13, 2432830), (26, 1216415), (65, 486566), (130, 243283), (211, 149890), (422, 74945), (1055, 29978), (1153, 27430), (2110, 14989), (2306, 13715), (2743, 11530), (5486, 5765)]