15551040981

素因数分解:

$3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{313}}^1\times {\mathrm{9817}}^1$

素因数の和:10381

約数の個数: 32

約数和(自身を含む): 23873605888

約数和(自身を除く): 8322564907

約数列:

[1, 3, 7, 21, 241, 313, 723, 939, 1687, 2191, 5061, 6573, 9817, 29451, 68719, 75433, 206157, 226299, 528031, 1584093, 2365897, 3072721, 7097691, 9218163, 16561279, 21509047, 49683837, 64527141, 740525761, 2221577283, 5183680327, 15551040981]

約数ペア:

[(1, 15551040981), (3, 5183680327), (7, 2221577283), (21, 740525761), (241, 64527141), (313, 49683837), (723, 21509047), (939, 16561279), (1687, 9218163), (2191, 7097691), (5061, 3072721), (6573, 2365897), (9817, 1584093), (29451, 528031), (68719, 226299), (75433, 206157)]