68474728

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{23071}}^1$

素因数の和:23137

約数の個数: 32

約数和(自身を含む): 149506560

約数和(自身を除く): 81031832

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 23071, 46142, 92284, 161497, 184568, 322994, 645988, 1222763, 1291976, 2445526, 4891052, 8559341, 9782104, 17118682, 34237364, 68474728]

約数ペア:

[(1, 68474728), (2, 34237364), (4, 17118682), (7, 9782104), (8, 8559341), (14, 4891052), (28, 2445526), (53, 1291976), (56, 1222763), (106, 645988), (212, 322994), (371, 184568), (424, 161497), (742, 92284), (1484, 46142), (2968, 23071)]