25547715

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 46309536

約数和(自身を除く): 20761821

約数列:

[1, 3, 5, 9, 15, 41, 45, 61, 123, 183, 205, 227, 305, 369, 549, 615, 681, 915, 1135, 1845, 2043, 2501, 2745, 3405, 7503, 9307, 10215, 12505, 13847, 22509, 27921, 37515, 41541, 46535, 69235, 83763, 112545, 124623, 139605, 207705, 418815, 567727, 623115, 1703181, 2838635, 5109543, 8515905, 25547715]

約数ペア:

[(1, 25547715), (3, 8515905), (5, 5109543), (9, 2838635), (15, 1703181), (41, 623115), (45, 567727), (61, 418815), (123, 207705), (183, 139605), (205, 124623), (227, 112545), (305, 83763), (369, 69235), (549, 46535), (615, 41541), (681, 37515), (915, 27921), (1135, 22509), (1845, 13847), (2043, 12505), (2501, 10215), (2745, 9307), (3405, 7503)]