690996866

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2145953}}^1$

素因数の和:2145985

約数の個数: 16

約数和(自身を含む): 1236069504

約数和(自身を除く): 545072638

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 2145953, 4291906, 15021671, 30043342, 49356919, 98713838, 345498433, 690996866]

約数ペア:

[(1, 690996866), (2, 345498433), (7, 98713838), (14, 49356919), (23, 30043342), (46, 15021671), (161, 4291906), (322, 2145953)]