15691981539

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{42013}}^1$

素因数の和:42247

約数の個数: 32

約数和(自身を含む): 23047872064

約数和(自身を除く): 7355890525

約数列:

[1, 3, 13, 39, 61, 157, 183, 471, 793, 2041, 2379, 6123, 9577, 28731, 42013, 124501, 126039, 373503, 546169, 1638507, 2562793, 6596041, 7688379, 19788123, 33316309, 85748533, 99948927, 257245599, 402358501, 1207075503, 5230660513, 15691981539]

約数ペア:

[(1, 15691981539), (3, 5230660513), (13, 1207075503), (39, 402358501), (61, 257245599), (157, 99948927), (183, 85748533), (471, 33316309), (793, 19788123), (2041, 7688379), (2379, 6596041), (6123, 2562793), (9577, 1638507), (28731, 546169), (42013, 373503), (124501, 126039)]