816402267

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{20753}}^1$

素因数の和:20840

約数の個数: 32

約数和(自身を含む): 1275125760

約数和(自身を除く): 458723493

約数列:

[1, 3, 9, 27, 31, 47, 93, 141, 279, 423, 837, 1269, 1457, 4371, 13113, 20753, 39339, 62259, 186777, 560331, 643343, 975391, 1930029, 2926173, 5790087, 8778519, 17370261, 26335557, 30237121, 90711363, 272134089, 816402267]

約数ペア:

[(1, 816402267), (3, 272134089), (9, 90711363), (27, 30237121), (31, 26335557), (47, 17370261), (93, 8778519), (141, 5790087), (279, 2926173), (423, 1930029), (837, 975391), (1269, 643343), (1457, 560331), (4371, 186777), (13113, 62259), (20753, 39339)]