12031565

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 18364416

約数和(自身を除く): 6332851

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 853, 1085, 2015, 2821, 4265, 5971, 11089, 14105, 26443, 29855, 55445, 77623, 132215, 185101, 343759, 388115, 925505, 1718795, 2406313, 12031565]

約数ペア:

[(1, 12031565), (5, 2406313), (7, 1718795), (13, 925505), (31, 388115), (35, 343759), (65, 185101), (91, 132215), (155, 77623), (217, 55445), (403, 29855), (455, 26443), (853, 14105), (1085, 11089), (2015, 5971), (2821, 4265)]