26704215

素因数分解:

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

素因数の和:421

約数の個数: 64

約数和(自身を含む): 51840000

約数和(自身を除く): 25135785

約数列:

[1, 3, 5, 9, 15, 19, 27, 29, 45, 57, 87, 95, 135, 145, 171, 261, 285, 359, 435, 513, 551, 783, 855, 1077, 1305, 1653, 1795, 2565, 2755, 3231, 3915, 4959, 5385, 6821, 8265, 9693, 10411, 14877, 16155, 20463, 24795, 31233, 34105, 48465, 52055, 61389, 74385, 93699, 102315, 156165, 184167, 197809, 281097, 306945, 468495, 593427, 920835, 989045, 1405485, 1780281, 2967135, 5340843, 8901405, 26704215]

約数ペア:

[(1, 26704215), (3, 8901405), (5, 5340843), (9, 2967135), (15, 1780281), (19, 1405485), (27, 989045), (29, 920835), (45, 593427), (57, 468495), (87, 306945), (95, 281097), (135, 197809), (145, 184167), (171, 156165), (261, 102315), (285, 93699), (359, 74385), (435, 61389), (513, 52055), (551, 48465), (783, 34105), (855, 31233), (1077, 24795), (1305, 20463), (1653, 16155), (1795, 14877), (2565, 10411), (2755, 9693), (3231, 8265), (3915, 6821), (4959, 5385)]