31787771

素因数分解:

${\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:386

約数の個数: 16

約数和(自身を含む): 34164480

約数和(自身を除く): 2376709

約数列:

[1, 23, 61, 139, 163, 1403, 3197, 3749, 8479, 9943, 22657, 195017, 228689, 521111, 1382077, 31787771]

約数ペア:

[(1, 31787771), (23, 1382077), (61, 521111), (139, 228689), (163, 195017), (1403, 22657), (3197, 9943), (3749, 8479)]