810901

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:113

約数の個数: 24

約数和(自身を含む): 1085280

約数和(自身を除く): 274379

約数列:

[1, 7, 13, 19, 49, 67, 91, 133, 247, 469, 637, 871, 931, 1273, 1729, 3283, 6097, 8911, 12103, 16549, 42679, 62377, 115843, 810901]

約数ペア:

[(1, 810901), (7, 115843), (13, 62377), (19, 42679), (49, 16549), (67, 12103), (91, 8911), (133, 6097), (247, 3283), (469, 1729), (637, 1273), (871, 931)]