17991331897

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{69067}}^1$

素因数の和:69301

約数の個数: 32

約数和(自身を含む): 23869900800

約数和(自身を除く): 5878568903

約数列:

[1, 7, 11, 17, 77, 119, 187, 199, 1309, 1393, 2189, 3383, 15323, 23681, 37213, 69067, 260491, 483469, 759737, 1174139, 5318159, 8218973, 12915529, 13744333, 90408703, 96210331, 151187663, 233653661, 1058313641, 1635575627, 2570190271, 17991331897]

約数ペア:

[(1, 17991331897), (7, 2570190271), (11, 1635575627), (17, 1058313641), (77, 233653661), (119, 151187663), (187, 96210331), (199, 90408703), (1309, 13744333), (1393, 12915529), (2189, 8218973), (3383, 5318159), (15323, 1174139), (23681, 759737), (37213, 483469), (69067, 260491)]