405221037

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{1171}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 614315520

約数和(自身を除く): 209094483

約数列:

[1, 3, 13, 19, 39, 57, 247, 467, 741, 1171, 1401, 3513, 6071, 8873, 15223, 18213, 22249, 26619, 45669, 66747, 115349, 289237, 346047, 546857, 867711, 1640571, 7109141, 10390283, 21327423, 31170849, 135073679, 405221037]

約数ペア:

[(1, 405221037), (3, 135073679), (13, 31170849), (19, 21327423), (39, 10390283), (57, 7109141), (247, 1640571), (467, 867711), (741, 546857), (1171, 346047), (1401, 289237), (3513, 115349), (6071, 66747), (8873, 45669), (15223, 26619), (18213, 22249)]