31687838

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 60082560

約数和(自身を除く): 28394722

約数列:

[1, 2, 7, 13, 14, 26, 59, 91, 118, 169, 182, 227, 338, 413, 454, 767, 826, 1183, 1534, 1589, 2366, 2951, 3178, 5369, 5902, 9971, 10738, 13393, 19942, 20657, 26786, 38363, 41314, 69797, 76726, 93751, 139594, 174109, 187502, 268541, 348218, 537082, 1218763, 2263417, 2437526, 4526834, 15843919, 31687838]

約数ペア:

[(1, 31687838), (2, 15843919), (7, 4526834), (13, 2437526), (14, 2263417), (26, 1218763), (59, 537082), (91, 348218), (118, 268541), (169, 187502), (182, 174109), (227, 139594), (338, 93751), (413, 76726), (454, 69797), (767, 41314), (826, 38363), (1183, 26786), (1534, 20657), (1589, 19942), (2366, 13393), (2951, 10738), (3178, 9971), (5369, 5902)]