31725356

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:762

約数の個数: 36

約数和(自身を含む): 61057584

約数和(自身を除く): 29332228

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 169, 284, 338, 661, 676, 923, 1322, 1846, 2644, 3692, 8593, 11999, 17186, 23998, 34372, 46931, 47996, 93862, 111709, 187724, 223418, 446836, 610103, 1220206, 2440412, 7931339, 15862678, 31725356]

約数ペア:

[(1, 31725356), (2, 15862678), (4, 7931339), (13, 2440412), (26, 1220206), (52, 610103), (71, 446836), (142, 223418), (169, 187724), (284, 111709), (338, 93862), (661, 47996), (676, 46931), (923, 34372), (1322, 23998), (1846, 17186), (2644, 11999), (3692, 8593)]