245862612

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{220307}}^1$

素因数の和:220348

約数の個数: 36

約数和(自身を含む): 641536896

約数和(自身を除く): 395674284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 220307, 440614, 660921, 881228, 1321842, 1982763, 2643684, 3965526, 6829517, 7931052, 13659034, 20488551, 27318068, 40977102, 61465653, 81954204, 122931306, 245862612]

約数ペア:

[(1, 245862612), (2, 122931306), (3, 81954204), (4, 61465653), (6, 40977102), (9, 27318068), (12, 20488551), (18, 13659034), (31, 7931052), (36, 6829517), (62, 3965526), (93, 2643684), (124, 1982763), (186, 1321842), (279, 881228), (372, 660921), (558, 440614), (1116, 220307)]