9915245

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 13392000

約数和(自身を除く): 3476755

約数列:

[1, 5, 19, 29, 59, 61, 95, 145, 295, 305, 551, 1121, 1159, 1711, 1769, 2755, 3599, 5605, 5795, 8555, 8845, 17995, 32509, 33611, 68381, 104371, 162545, 168055, 341905, 521855, 1983049, 9915245]

約数ペア:

[(1, 9915245), (5, 1983049), (19, 521855), (29, 341905), (59, 168055), (61, 162545), (95, 104371), (145, 68381), (295, 33611), (305, 32509), (551, 17995), (1121, 8845), (1159, 8555), (1711, 5795), (1769, 5605), (2755, 3599)]