23365815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 43794432

約数和(自身を除く): 20428617

約数列:

[1, 3, 5, 11, 15, 23, 33, 47, 55, 69, 115, 131, 141, 165, 235, 253, 345, 393, 517, 655, 705, 759, 1081, 1265, 1441, 1551, 1965, 2585, 3013, 3243, 3795, 4323, 5405, 6157, 7205, 7755, 9039, 11891, 15065, 16215, 18471, 21615, 30785, 33143, 35673, 45195, 59455, 67727, 92355, 99429, 141611, 165715, 178365, 203181, 338635, 424833, 497145, 708055, 1015905, 1557721, 2124165, 4673163, 7788605, 23365815]

約数ペア:

[(1, 23365815), (3, 7788605), (5, 4673163), (11, 2124165), (15, 1557721), (23, 1015905), (33, 708055), (47, 497145), (55, 424833), (69, 338635), (115, 203181), (131, 178365), (141, 165715), (165, 141611), (235, 99429), (253, 92355), (345, 67727), (393, 59455), (517, 45195), (655, 35673), (705, 33143), (759, 30785), (1081, 21615), (1265, 18471), (1441, 16215), (1551, 15065), (1965, 11891), (2585, 9039), (3013, 7755), (3243, 7205), (3795, 6157), (4323, 5405)]