31984329

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 48432384

約数和(自身を除く): 16448055

約数列:

[1, 3, 13, 23, 39, 69, 181, 197, 299, 543, 591, 897, 2353, 2561, 4163, 4531, 7059, 7683, 12489, 13593, 35657, 54119, 58903, 106971, 162357, 176709, 463541, 820111, 1390623, 2460333, 10661443, 31984329]

約数ペア:

[(1, 31984329), (3, 10661443), (13, 2460333), (23, 1390623), (39, 820111), (69, 463541), (181, 176709), (197, 162357), (299, 106971), (543, 58903), (591, 54119), (897, 35657), (2353, 13593), (2561, 12489), (4163, 7683), (4531, 7059)]