27478997

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 37201920

約数和(自身を除く): 9722923

約数列:

[1, 7, 13, 19, 23, 91, 133, 161, 247, 299, 437, 691, 1729, 2093, 3059, 4837, 5681, 8983, 13129, 15893, 39767, 62881, 91903, 111251, 170677, 206609, 301967, 1194739, 1446263, 2113769, 3925571, 27478997]

約数ペア:

[(1, 27478997), (7, 3925571), (13, 2113769), (19, 1446263), (23, 1194739), (91, 301967), (133, 206609), (161, 170677), (247, 111251), (299, 91903), (437, 62881), (691, 39767), (1729, 15893), (2093, 13129), (3059, 8983), (4837, 5681)]