217492028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{58909}}^1$

素因数の和:58997

約数の個数: 24

約数和(自身を含む): 415668960

約数和(自身を除く): 198176932

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 58909, 117818, 235636, 765817, 1531634, 3063268, 4182539, 8365078, 16730156, 54373007, 108746014, 217492028]

約数ペア:

[(1, 217492028), (2, 108746014), (4, 54373007), (13, 16730156), (26, 8365078), (52, 4182539), (71, 3063268), (142, 1531634), (284, 765817), (923, 235636), (1846, 117818), (3692, 58909)]