71618428

素因数分解:

$2^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{3917}}^1$

素因数の和:4581

約数の個数: 24

約数和(自身を含む): 143492832

約数和(自身を除く): 71874404

約数列:

[1, 2, 4, 7, 14, 28, 653, 1306, 2612, 3917, 4571, 7834, 9142, 15668, 18284, 27419, 54838, 109676, 2557801, 5115602, 10231204, 17904607, 35809214, 71618428]

約数ペア:

[(1, 71618428), (2, 35809214), (4, 17904607), (7, 10231204), (14, 5115602), (28, 2557801), (653, 109676), (1306, 54838), (2612, 27419), (3917, 18284), (4571, 15668), (7834, 9142)]