31515764

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 65028096

約数和(自身を除く): 33512332

約数列:

[1, 2, 4, 7, 14, 28, 71, 83, 142, 166, 191, 284, 332, 382, 497, 581, 764, 994, 1162, 1337, 1988, 2324, 2674, 5348, 5893, 11786, 13561, 15853, 23572, 27122, 31706, 41251, 54244, 63412, 82502, 94927, 110971, 165004, 189854, 221942, 379708, 443884, 1125563, 2251126, 4502252, 7878941, 15757882, 31515764]

約数ペア:

[(1, 31515764), (2, 15757882), (4, 7878941), (7, 4502252), (14, 2251126), (28, 1125563), (71, 443884), (83, 379708), (142, 221942), (166, 189854), (191, 165004), (284, 110971), (332, 94927), (382, 82502), (497, 63412), (581, 54244), (764, 41251), (994, 31706), (1162, 27122), (1337, 23572), (1988, 15853), (2324, 13561), (2674, 11786), (5348, 5893)]