1680990129

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{293213}}^1$

素因数の和:293246

約数の個数: 36

約数和(自身を含む): 3041802036

約数和(自身を除く): 1360811907

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5733, 293213, 879639, 2052491, 2638917, 3811769, 6157473, 11435307, 14367437, 18472419, 26682383, 34305921, 43102311, 80047149, 129306933, 186776681, 240141447, 560330043, 1680990129]

約数ペア:

[(1, 1680990129), (3, 560330043), (7, 240141447), (9, 186776681), (13, 129306933), (21, 80047149), (39, 43102311), (49, 34305921), (63, 26682383), (91, 18472419), (117, 14367437), (147, 11435307), (273, 6157473), (441, 3811769), (637, 2638917), (819, 2052491), (1911, 879639), (5733, 293213)]