2667119

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 24

約数和(自身を含む): 3447360

約数和(自身を除く): 780241

約数列:

[1, 7, 13, 49, 53, 79, 91, 371, 553, 637, 689, 1027, 2597, 3871, 4187, 4823, 7189, 29309, 33761, 50323, 54431, 205163, 381017, 2667119]

約数ペア:

[(1, 2667119), (7, 381017), (13, 205163), (49, 54431), (53, 50323), (79, 33761), (91, 29309), (371, 7189), (553, 4823), (637, 4187), (689, 3871), (1027, 2597)]