1249271907

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 1916399520

約数和(自身を除く): 667127613

約数列:

[1, 3, 13, 19, 39, 57, 89, 247, 267, 361, 741, 997, 1083, 1157, 1691, 2991, 3471, 4693, 5073, 12961, 14079, 18943, 21983, 32129, 38883, 56829, 65949, 88733, 96387, 246259, 266199, 359917, 417677, 738777, 1079751, 1153529, 1253031, 1685927, 3460587, 4678921, 5057781, 14036763, 21917051, 32032613, 65751153, 96097839, 416423969, 1249271907]

約数ペア:

[(1, 1249271907), (3, 416423969), (13, 96097839), (19, 65751153), (39, 32032613), (57, 21917051), (89, 14036763), (247, 5057781), (267, 4678921), (361, 3460587), (741, 1685927), (997, 1253031), (1083, 1153529), (1157, 1079751), (1691, 738777), (2991, 417677), (3471, 359917), (4693, 266199), (5073, 246259), (12961, 96387), (14079, 88733), (18943, 65949), (21983, 56829), (32129, 38883)]