128547843

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 181025280

約数和(自身を除く): 52477437

約数列:

[1, 3, 53, 59, 71, 159, 177, 193, 213, 579, 3127, 3763, 4189, 9381, 10229, 11289, 11387, 12567, 13703, 30687, 34161, 41109, 222017, 603511, 666051, 726259, 808477, 1810533, 2178777, 2425431, 42849281, 128547843]

約数ペア:

[(1, 128547843), (3, 42849281), (53, 2425431), (59, 2178777), (71, 1810533), (159, 808477), (177, 726259), (193, 666051), (213, 603511), (579, 222017), (3127, 41109), (3763, 34161), (4189, 30687), (9381, 13703), (10229, 12567), (11289, 11387)]