1277757

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 2029664

約数和(自身を除く): 751907

約数列:

[1, 3, 9, 13, 39, 67, 117, 163, 201, 489, 603, 871, 1467, 2119, 2613, 6357, 7839, 10921, 19071, 32763, 98289, 141973, 425919, 1277757]

約数ペア:

[(1, 1277757), (3, 425919), (9, 141973), (13, 98289), (39, 32763), (67, 19071), (117, 10921), (163, 7839), (201, 6357), (489, 2613), (603, 2119), (871, 1467)]