66612988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{2609}}^1$

素因数の和:3117

約数の個数: 24

約数和(自身を含む): 125843760

約数和(自身を除く): 59230772

約数列:

[1, 2, 4, 13, 26, 52, 491, 982, 1964, 2609, 5218, 6383, 10436, 12766, 25532, 33917, 67834, 135668, 1281019, 2562038, 5124076, 16653247, 33306494, 66612988]

約数ペア:

[(1, 66612988), (2, 33306494), (4, 16653247), (13, 5124076), (26, 2562038), (52, 1281019), (491, 135668), (982, 67834), (1964, 33917), (2609, 25532), (5218, 12766), (6383, 10436)]