280446153

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{10781}}^1$

素因数の和:10849

約数の個数: 32

約数和(自身を含む): 434730240

約数和(自身を除く): 154284087

約数列:

[1, 3, 13, 23, 29, 39, 69, 87, 299, 377, 667, 897, 1131, 2001, 8671, 10781, 26013, 32343, 140153, 247963, 312649, 420459, 743889, 937947, 3223519, 4064437, 7190927, 9670557, 12193311, 21572781, 93482051, 280446153]

約数ペア:

[(1, 280446153), (3, 93482051), (13, 21572781), (23, 12193311), (29, 9670557), (39, 7190927), (69, 4064437), (87, 3223519), (299, 937947), (377, 743889), (667, 420459), (897, 312649), (1131, 247963), (2001, 140153), (8671, 32343), (10781, 26013)]