25895415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 51996672

約数和(自身を除く): 26101257

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 61, 65, 91, 105, 183, 195, 273, 305, 311, 427, 455, 793, 915, 933, 1281, 1365, 1555, 2135, 2177, 2379, 3965, 4043, 4665, 5551, 6405, 6531, 10885, 11895, 12129, 16653, 18971, 20215, 27755, 28301, 32655, 56913, 60645, 83265, 84903, 94855, 132797, 141505, 246623, 284565, 398391, 424515, 663985, 739869, 1233115, 1726361, 1991955, 3699345, 5179083, 8631805, 25895415]

約数ペア:

[(1, 25895415), (3, 8631805), (5, 5179083), (7, 3699345), (13, 1991955), (15, 1726361), (21, 1233115), (35, 739869), (39, 663985), (61, 424515), (65, 398391), (91, 284565), (105, 246623), (183, 141505), (195, 132797), (273, 94855), (305, 84903), (311, 83265), (427, 60645), (455, 56913), (793, 32655), (915, 28301), (933, 27755), (1281, 20215), (1365, 18971), (1555, 16653), (2135, 12129), (2177, 11895), (2379, 10885), (3965, 6531), (4043, 6405), (4665, 5551)]