8901405

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 16848000

約数和(自身を除く): 7946595

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 145, 171, 261, 285, 359, 435, 551, 855, 1077, 1305, 1653, 1795, 2755, 3231, 4959, 5385, 6821, 8265, 10411, 16155, 20463, 24795, 31233, 34105, 52055, 61389, 93699, 102315, 156165, 197809, 306945, 468495, 593427, 989045, 1780281, 2967135, 8901405]

約数ペア:

[(1, 8901405), (3, 2967135), (5, 1780281), (9, 989045), (15, 593427), (19, 468495), (29, 306945), (45, 197809), (57, 156165), (87, 102315), (95, 93699), (145, 61389), (171, 52055), (261, 34105), (285, 31233), (359, 24795), (435, 20463), (551, 16155), (855, 10411), (1077, 8265), (1305, 6821), (1653, 5385), (1795, 4959), (2755, 3231)]