1531781186

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1913}}^1$

素因数の和:2067

約数の個数: 48

約数和(自身を含む): 2622761856

約数和(自身を除く): 1090980670

約数列:

[1, 2, 13, 23, 26, 46, 103, 169, 206, 299, 338, 598, 1339, 1913, 2369, 2678, 3826, 3887, 4738, 7774, 17407, 24869, 30797, 34814, 43999, 49738, 61594, 87998, 197039, 323297, 394078, 400361, 571987, 646594, 800722, 1143974, 2561507, 4531897, 5123014, 7435831, 9063794, 14871662, 33299591, 58914661, 66599182, 117829322, 765890593, 1531781186]

約数ペア:

[(1, 1531781186), (2, 765890593), (13, 117829322), (23, 66599182), (26, 58914661), (46, 33299591), (103, 14871662), (169, 9063794), (206, 7435831), (299, 5123014), (338, 4531897), (598, 2561507), (1339, 1143974), (1913, 800722), (2369, 646594), (2678, 571987), (3826, 400361), (3887, 394078), (4738, 323297), (7774, 197039), (17407, 87998), (24869, 61594), (30797, 49738), (34814, 43999)]