31290952

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:746

約数の個数: 64

約数和(自身を含む): 74188800

約数和(自身を除く): 42897848

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 79, 88, 154, 158, 308, 316, 553, 616, 632, 643, 869, 1106, 1286, 1738, 2212, 2572, 3476, 4424, 4501, 5144, 6083, 6952, 7073, 9002, 12166, 14146, 18004, 24332, 28292, 36008, 48664, 49511, 50797, 56584, 99022, 101594, 198044, 203188, 355579, 396088, 406376, 558767, 711158, 1117534, 1422316, 2235068, 2844632, 3911369, 4470136, 7822738, 15645476, 31290952]

約数ペア:

[(1, 31290952), (2, 15645476), (4, 7822738), (7, 4470136), (8, 3911369), (11, 2844632), (14, 2235068), (22, 1422316), (28, 1117534), (44, 711158), (56, 558767), (77, 406376), (79, 396088), (88, 355579), (154, 203188), (158, 198044), (308, 101594), (316, 99022), (553, 56584), (616, 50797), (632, 49511), (643, 48664), (869, 36008), (1106, 28292), (1286, 24332), (1738, 18004), (2212, 14146), (2572, 12166), (3476, 9002), (4424, 7073), (4501, 6952), (5144, 6083)]