2947782178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2196559}}^1$

素因数の和:2196633

約数の個数: 16

約数和(自身を含む): 4902721920

約数和(自身を除く): 1954939742

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 2196559, 4393118, 24162149, 48324298, 133990099, 267980198, 1473891089, 2947782178]

約数ペア:

[(1, 2947782178), (2, 1473891089), (11, 267980198), (22, 133990099), (61, 48324298), (122, 24162149), (671, 4393118), (1342, 2196559)]