15515305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 22377600

約数和(自身を除く): 6862295

約数列:

[1, 5, 13, 17, 19, 65, 85, 95, 221, 247, 323, 739, 1105, 1235, 1615, 3695, 4199, 9607, 12563, 14041, 20995, 48035, 62815, 70205, 163319, 182533, 238697, 816595, 912665, 1193485, 3103061, 15515305]

約数ペア:

[(1, 15515305), (5, 3103061), (13, 1193485), (17, 912665), (19, 816595), (65, 238697), (85, 182533), (95, 163319), (221, 70205), (247, 62815), (323, 48035), (739, 20995), (1105, 14041), (1235, 12563), (1615, 9607), (3695, 4199)]