31260012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{661}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 83634432

約数和(自身を除く): 52374420

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 563, 661, 1126, 1322, 1689, 1983, 2252, 2644, 3378, 3941, 3966, 4627, 6756, 7882, 7932, 9254, 11823, 13881, 15764, 18508, 23646, 27762, 47292, 55524, 372143, 744286, 1116429, 1488572, 2232858, 2605001, 4465716, 5210002, 7815003, 10420004, 15630006, 31260012]

約数ペア:

[(1, 31260012), (2, 15630006), (3, 10420004), (4, 7815003), (6, 5210002), (7, 4465716), (12, 2605001), (14, 2232858), (21, 1488572), (28, 1116429), (42, 744286), (84, 372143), (563, 55524), (661, 47292), (1126, 27762), (1322, 23646), (1689, 18508), (1983, 15764), (2252, 13881), (2644, 11823), (3378, 9254), (3941, 7932), (3966, 7882), (4627, 6756)]