214790723

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{7121}}^1$

素因数の和:7298

約数の個数: 16

約数和(自身を含む): 255252480

約数和(自身を除く): 40461757

約数列:

[1, 7, 31, 139, 217, 973, 4309, 7121, 30163, 49847, 220751, 989819, 1545257, 6928733, 30684389, 214790723]

約数ペア:

[(1, 214790723), (7, 30684389), (31, 6928733), (139, 1545257), (217, 989819), (973, 220751), (4309, 49847), (7121, 30163)]