118520381

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1\times {\mathrm{821}}^1$

素因数の和:1372

約数の個数: 16

約数和(自身を含む): 139200768

約数和(自身を除く): 20680387

約数列:

[1, 7, 41, 287, 503, 821, 3521, 5747, 20623, 33661, 144361, 235627, 412963, 2890741, 16931483, 118520381]

約数ペア:

[(1, 118520381), (7, 16931483), (41, 2890741), (287, 412963), (503, 235627), (821, 144361), (3521, 33661), (5747, 20623)]