208069770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{26987}}^1$

素因数の和:27254

約数の個数: 32

約数和(自身を含む): 501329088

約数和(自身を除く): 293259318

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 3855, 7710, 26987, 53974, 80961, 134935, 161922, 269870, 404805, 809610, 6935659, 13871318, 20806977, 34678295, 41613954, 69356590, 104034885, 208069770]

約数ペア:

[(1, 208069770), (2, 104034885), (3, 69356590), (5, 41613954), (6, 34678295), (10, 20806977), (15, 13871318), (30, 6935659), (257, 809610), (514, 404805), (771, 269870), (1285, 161922), (1542, 134935), (2570, 80961), (3855, 53974), (7710, 26987)]