31413745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1307}}^1$

素因数の和:1365

約数の個数: 32

約数和(自身を含む): 45204480

約数和(自身を除く): 13790735

約数列:

[1, 5, 11, 19, 23, 55, 95, 115, 209, 253, 437, 1045, 1265, 1307, 2185, 4807, 6535, 14377, 24035, 24833, 30061, 71885, 124165, 150305, 273163, 330671, 571159, 1365815, 1653355, 2855795, 6282749, 31413745]

約数ペア:

[(1, 31413745), (5, 6282749), (11, 2855795), (19, 1653355), (23, 1365815), (55, 571159), (95, 330671), (115, 273163), (209, 150305), (253, 124165), (437, 71885), (1045, 30061), (1265, 24833), (1307, 24035), (2185, 14377), (4807, 6535)]