191504331

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 293333040

約数和(自身を除く): 101828709

約数列:

[1, 3, 9, 27, 73, 81, 139, 219, 233, 417, 657, 699, 1251, 1971, 2097, 3753, 5913, 6291, 10147, 11259, 17009, 18873, 30441, 32387, 51027, 91323, 97161, 153081, 273969, 291483, 459243, 821907, 874449, 1377729, 2364251, 2623347, 7092753, 21278259, 63834777, 191504331]

約数ペア:

[(1, 191504331), (3, 63834777), (9, 21278259), (27, 7092753), (73, 2623347), (81, 2364251), (139, 1377729), (219, 874449), (233, 821907), (417, 459243), (657, 291483), (699, 273969), (1251, 153081), (1971, 97161), (2097, 91323), (3753, 51027), (5913, 32387), (6291, 30441), (10147, 18873), (11259, 17009)]