988771399

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{919}}^1$

素因数の和:1183

約数の個数: 32

約数和(自身を含む): 1255910400

約数和(自身を除く): 267139001

約数列:

[1, 7, 11, 77, 89, 157, 623, 919, 979, 1099, 1727, 6433, 6853, 10109, 12089, 13973, 70763, 81791, 97811, 144283, 153703, 572537, 899701, 1009981, 1075921, 1587113, 6297907, 11109791, 12841187, 89888309, 141253057, 988771399]

約数ペア:

[(1, 988771399), (7, 141253057), (11, 89888309), (77, 12841187), (89, 11109791), (157, 6297907), (623, 1587113), (919, 1075921), (979, 1009981), (1099, 899701), (1727, 572537), (6433, 153703), (6853, 144283), (10109, 97811), (12089, 81791), (13973, 70763)]