1253031

素因数分解:

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

素因数の和:143

約数の個数: 24

約数和(自身を含む): 1920240

約数和(自身を除く): 667209

約数列:

[1, 3, 13, 19, 39, 57, 89, 247, 267, 361, 741, 1083, 1157, 1691, 3471, 4693, 5073, 14079, 21983, 32129, 65949, 96387, 417677, 1253031]

約数ペア:

[(1, 1253031), (3, 417677), (13, 96387), (19, 65949), (39, 32129), (57, 21983), (89, 14079), (247, 5073), (267, 4693), (361, 3471), (741, 1691), (1083, 1157)]