80721329

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1093}}^1$

素因数の和:1161

約数の個数: 24

約数和(自身を含む): 96096960

約数和(自身を除く): 15375631

約数列:

[1, 13, 19, 23, 169, 247, 299, 437, 1093, 3211, 3887, 5681, 14209, 20767, 25139, 73853, 184717, 269971, 326807, 477641, 3509623, 4248491, 6209333, 80721329]

約数ペア:

[(1, 80721329), (13, 6209333), (19, 4248491), (23, 3509623), (169, 477641), (247, 326807), (299, 269971), (437, 184717), (1093, 73853), (3211, 25139), (3887, 20767), (5681, 14209)]