257564043

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{619}}^1$

素因数の和:1109

約数の個数: 40

約数和(自身を含む): 421312320

約数和(自身を除く): 163748277

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 467, 619, 891, 1401, 1857, 4203, 5137, 5571, 6809, 12609, 15411, 16713, 20427, 37827, 46233, 50139, 61281, 138699, 183843, 289073, 416097, 551529, 867219, 2601657, 3179803, 7804971, 9539409, 23414913, 28618227, 85854681, 257564043]

約数ペア:

[(1, 257564043), (3, 85854681), (9, 28618227), (11, 23414913), (27, 9539409), (33, 7804971), (81, 3179803), (99, 2601657), (297, 867219), (467, 551529), (619, 416097), (891, 289073), (1401, 183843), (1857, 138699), (4203, 61281), (5137, 50139), (5571, 46233), (6809, 37827), (12609, 20427), (15411, 16713)]