201328761991

素因数分解:

$7^1\times {\mathrm{307}}^1\times {\mathrm{4603}}^1\times {\mathrm{20353}}^1$

素因数の和:25270

約数の個数: 16

約数和(自身を含む): 230900986624

約数和(自身を除く): 29572224633

約数列:

[1, 7, 307, 2149, 4603, 20353, 32221, 142471, 1413121, 6248371, 9891847, 43738597, 93684859, 655794013, 28761251713, 201328761991]

約数ペア:

[(1, 201328761991), (7, 28761251713), (307, 655794013), (2149, 93684859), (4603, 43738597), (20353, 9891847), (32221, 6248371), (142471, 1413121)]