388581759

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{10559}}^1$

素因数の和:10644

約数の個数: 32

約数和(自身を含む): 608256000

約数和(自身を除く): 219674241

約数列:

[1, 3, 9, 27, 29, 47, 87, 141, 261, 423, 783, 1269, 1363, 4089, 10559, 12267, 31677, 36801, 95031, 285093, 306211, 496273, 918633, 1488819, 2755899, 4466457, 8267697, 13399371, 14391917, 43175751, 129527253, 388581759]

約数ペア:

[(1, 388581759), (3, 129527253), (9, 43175751), (27, 14391917), (29, 13399371), (47, 8267697), (87, 4466457), (141, 2755899), (261, 1488819), (423, 918633), (783, 496273), (1269, 306211), (1363, 285093), (4089, 95031), (10559, 36801), (12267, 31677)]