12531855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 23818752

約数和(自身を除く): 11286897

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 71, 105, 123, 205, 213, 287, 355, 497, 615, 861, 1065, 1435, 1491, 1681, 2485, 2911, 4305, 5043, 7455, 8405, 8733, 11767, 14555, 20377, 25215, 35301, 43665, 58835, 61131, 101885, 119351, 176505, 305655, 358053, 596755, 835457, 1790265, 2506371, 4177285, 12531855]

約数ペア:

[(1, 12531855), (3, 4177285), (5, 2506371), (7, 1790265), (15, 835457), (21, 596755), (35, 358053), (41, 305655), (71, 176505), (105, 119351), (123, 101885), (205, 61131), (213, 58835), (287, 43665), (355, 35301), (497, 25215), (615, 20377), (861, 14555), (1065, 11767), (1435, 8733), (1491, 8405), (1681, 7455), (2485, 5043), (2911, 4305)]