12898790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41609}}^1$

素因数の和:41647

約数の個数: 16

約数和(自身を含む): 23967360

約数和(自身を除く): 11068570

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 41609, 83218, 208045, 416090, 1289879, 2579758, 6449395, 12898790]

約数ペア:

[(1, 12898790), (2, 6449395), (5, 2579758), (10, 1289879), (31, 416090), (62, 208045), (155, 83218), (310, 41609)]