1265823

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 2038400

約数和(自身を除く): 772577

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 349, 403, 1047, 1209, 3141, 3627, 4537, 10819, 13611, 32457, 40833, 97371, 140647, 421941, 1265823]

約数ペア:

[(1, 1265823), (3, 421941), (9, 140647), (13, 97371), (31, 40833), (39, 32457), (93, 13611), (117, 10819), (279, 4537), (349, 3627), (403, 3141), (1047, 1209)]