71978889610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{423405233}}^1$

素因数の和:423405257

約数の個数: 16

約数和(自身を含む): 137183295816

約数和(自身を除く): 65204406206

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 423405233, 846810466, 2117026165, 4234052330, 7197888961, 14395777922, 35989444805, 71978889610]

約数ペア:

[(1, 71978889610), (2, 35989444805), (5, 14395777922), (10, 7197888961), (17, 4234052330), (34, 2117026165), (85, 846810466), (170, 423405233)]