177221121

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{1657}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 295415808

約数和(自身を除く): 118194687

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 463, 1389, 1657, 3241, 4971, 5093, 9723, 11599, 15279, 18227, 34797, 35651, 54681, 106953, 127589, 382767, 767191, 2301573, 5370337, 8439101, 16111011, 25317303, 59073707, 177221121]

約数ペア:

[(1, 177221121), (3, 59073707), (7, 25317303), (11, 16111011), (21, 8439101), (33, 5370337), (77, 2301573), (231, 767191), (463, 382767), (1389, 127589), (1657, 106953), (3241, 54681), (4971, 35651), (5093, 34797), (9723, 18227), (11599, 15279)]