28720027826

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{382801}}^1$

素因数の和:383066

約数の個数: 32

約数和(自身を含む): 51595584768

約数和(自身を除く): 22875556942

約数列:

[1, 2, 7, 14, 23, 46, 161, 233, 322, 466, 1631, 3262, 5359, 10718, 37513, 75026, 382801, 765602, 2679607, 5359214, 8804423, 17608846, 61630961, 89192633, 123261922, 178385266, 624348431, 1248696862, 2051430559, 4102861118, 14360013913, 28720027826]

約数ペア:

[(1, 28720027826), (2, 14360013913), (7, 4102861118), (14, 2051430559), (23, 1248696862), (46, 624348431), (161, 178385266), (233, 123261922), (322, 89192633), (466, 61630961), (1631, 17608846), (3262, 8804423), (5359, 5359214), (10718, 2679607), (37513, 765602), (75026, 382801)]