1388284887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{2957}}^1$

素因数の和:3359

約数の個数: 32

約数和(自身を含む): 2075238144

約数和(自身を除く): 686953257

約数列:

[1, 3, 11, 33, 41, 123, 347, 451, 1041, 1353, 2957, 3817, 8871, 11451, 14227, 32527, 42681, 97581, 121237, 156497, 363711, 469491, 1026079, 1333607, 3078237, 4000821, 11286869, 33860607, 42069239, 126207717, 462761629, 1388284887]

約数ペア:

[(1, 1388284887), (3, 462761629), (11, 126207717), (33, 42069239), (41, 33860607), (123, 11286869), (347, 4000821), (451, 3078237), (1041, 1333607), (1353, 1026079), (2957, 469491), (3817, 363711), (8871, 156497), (11451, 121237), (14227, 97581), (32527, 42681)]