81607652

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{30047}}^1$

素因数の和:30155

約数の個数: 24

約数和(自身を含む): 164903424

約数和(自身を除く): 83295772

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 30047, 60094, 120188, 210329, 420658, 841316, 2914559, 5829118, 11658236, 20401913, 40803826, 81607652]

約数ペア:

[(1, 81607652), (2, 40803826), (4, 20401913), (7, 11658236), (14, 5829118), (28, 2914559), (97, 841316), (194, 420658), (388, 210329), (679, 120188), (1358, 60094), (2716, 30047)]