23278255

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4651}}^1$

素因数の和:4687

約数の個数: 32

約数和(自身を含む): 37513728

約数和(自身を除く): 14235473

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 4651, 5005, 23255, 32557, 51161, 60463, 162785, 255805, 302315, 358127, 423241, 665093, 1790635, 2116205, 3325465, 4655651, 23278255]

約数ペア:

[(1, 23278255), (5, 4655651), (7, 3325465), (11, 2116205), (13, 1790635), (35, 665093), (55, 423241), (65, 358127), (77, 302315), (91, 255805), (143, 162785), (385, 60463), (455, 51161), (715, 32557), (1001, 23255), (4651, 5005)]