15392905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 21679488

約数和(自身を除く): 6286583

約数列:

[1, 5, 11, 17, 55, 85, 101, 163, 187, 505, 815, 935, 1111, 1717, 1793, 2771, 5555, 8585, 8965, 13855, 16463, 18887, 30481, 82315, 94435, 152405, 181093, 279871, 905465, 1399355, 3078581, 15392905]

約数ペア:

[(1, 15392905), (5, 3078581), (11, 1399355), (17, 905465), (55, 279871), (85, 181093), (101, 152405), (163, 94435), (187, 82315), (505, 30481), (815, 18887), (935, 16463), (1111, 13855), (1717, 8965), (1793, 8585), (2771, 5555)]