13999791

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 20633616

約数和(自身を除く): 6633825

約数列:

[1, 3, 13, 39, 53, 159, 169, 507, 521, 689, 1563, 2067, 6773, 8957, 20319, 26871, 27613, 82839, 88049, 264147, 358969, 1076907, 4666597, 13999791]

約数ペア:

[(1, 13999791), (3, 4666597), (13, 1076907), (39, 358969), (53, 264147), (159, 88049), (169, 82839), (507, 27613), (521, 26871), (689, 20319), (1563, 8957), (2067, 6773)]