27281541

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 42900480

約数和(自身を除く): 15618939

約数列:

[1, 3, 7, 21, 59, 97, 177, 227, 291, 413, 679, 681, 1239, 1589, 2037, 4767, 5723, 13393, 17169, 22019, 40061, 40179, 66057, 93751, 120183, 154133, 281253, 462399, 1299121, 3897363, 9093847, 27281541]

約数ペア:

[(1, 27281541), (3, 9093847), (7, 3897363), (21, 1299121), (59, 462399), (97, 281253), (177, 154133), (227, 120183), (291, 93751), (413, 66057), (679, 40179), (681, 40061), (1239, 22019), (1589, 17169), (2037, 13393), (4767, 5723)]