1212864418

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{55529}}^1$

素因数の和:55761

約数の個数: 16

約数和(自身を含む): 1857811680

約数和(自身を除く): 644947262

約数列:

[1, 2, 67, 134, 163, 326, 10921, 21842, 55529, 111058, 3720443, 7440886, 9051227, 18102454, 606432209, 1212864418]

約数ペア:

[(1, 1212864418), (2, 606432209), (67, 18102454), (134, 9051227), (163, 7440886), (326, 3720443), (10921, 111058), (21842, 55529)]