12156940315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{67789}}^1$

素因数の和:67927

約数の個数: 32

約数和(自身を含む): 16399756800

約数和(自身を除く): 4242816485

約数列:

[1, 5, 13, 31, 65, 89, 155, 403, 445, 1157, 2015, 2759, 5785, 13795, 35867, 67789, 179335, 338945, 881257, 2101459, 4406285, 6033221, 10507295, 27318967, 30166105, 78431873, 136594835, 187029851, 392159365, 935149255, 2431388063, 12156940315]

約数ペア:

[(1, 12156940315), (5, 2431388063), (13, 935149255), (31, 392159365), (65, 187029851), (89, 136594835), (155, 78431873), (403, 30166105), (445, 27318967), (1157, 10507295), (2015, 6033221), (2759, 4406285), (5785, 2101459), (13795, 881257), (35867, 338945), (67789, 179335)]