68072277

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{641}}^1$

素因数の和:1053

約数の個数: 32

約数和(自身を含む): 112170240

約数和(自身を除く): 44097963

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 389, 641, 1167, 1923, 2723, 4487, 5057, 8169, 8333, 13461, 15171, 24999, 35399, 58331, 106197, 174993, 249349, 748047, 1745443, 3241537, 5236329, 9724611, 22690759, 68072277]

約数ペア:

[(1, 68072277), (3, 22690759), (7, 9724611), (13, 5236329), (21, 3241537), (39, 1745443), (91, 748047), (273, 249349), (389, 174993), (641, 106197), (1167, 58331), (1923, 35399), (2723, 24999), (4487, 15171), (5057, 13461), (8169, 8333)]