1283931

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{131}}^1$

素因数の和:165

約数の個数: 30

約数和(自身を含む): 2124276

約数和(自身を除く): 840345

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 121, 131, 297, 363, 393, 891, 1089, 1179, 1441, 3267, 3537, 4323, 9801, 10611, 12969, 15851, 38907, 47553, 116721, 142659, 427977, 1283931]

約数ペア:

[(1, 1283931), (3, 427977), (9, 142659), (11, 116721), (27, 47553), (33, 38907), (81, 15851), (99, 12969), (121, 10611), (131, 9801), (297, 4323), (363, 3537), (393, 3267), (891, 1441), (1089, 1179)]