71379468

素因数分解:

$2^2\times 3^4\times {\mathrm{220307}}^1$

素因数の和:220323

約数の個数: 30

約数和(自身を含む): 186600876

約数和(自身を除く): 115221408

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 220307, 440614, 660921, 881228, 1321842, 1982763, 2643684, 3965526, 5948289, 7931052, 11896578, 17844867, 23793156, 35689734, 71379468]

約数ペア:

[(1, 71379468), (2, 35689734), (3, 23793156), (4, 17844867), (6, 11896578), (9, 7931052), (12, 5948289), (18, 3965526), (27, 2643684), (36, 1982763), (54, 1321842), (81, 881228), (108, 660921), (162, 440614), (324, 220307)]