287071956

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{3499}}^1$

素因数の和:3605

約数の個数: 72

約数和(自身を含む): 756756000

約数和(自身を除く): 469684044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 53, 86, 106, 129, 159, 172, 212, 258, 318, 387, 477, 516, 636, 774, 954, 1548, 1908, 2279, 3499, 4558, 6837, 6998, 9116, 10497, 13674, 13996, 20511, 20994, 27348, 31491, 41022, 41988, 62982, 82044, 125964, 150457, 185447, 300914, 370894, 451371, 556341, 601828, 741788, 902742, 1112682, 1354113, 1669023, 1805484, 2225364, 2708226, 3338046, 5416452, 6676092, 7974221, 15948442, 23922663, 31896884, 47845326, 71767989, 95690652, 143535978, 287071956]

約数ペア:

[(1, 287071956), (2, 143535978), (3, 95690652), (4, 71767989), (6, 47845326), (9, 31896884), (12, 23922663), (18, 15948442), (36, 7974221), (43, 6676092), (53, 5416452), (86, 3338046), (106, 2708226), (129, 2225364), (159, 1805484), (172, 1669023), (212, 1354113), (258, 1112682), (318, 902742), (387, 741788), (477, 601828), (516, 556341), (636, 451371), (774, 370894), (954, 300914), (1548, 185447), (1908, 150457), (2279, 125964), (3499, 82044), (4558, 62982), (6837, 41988), (6998, 41022), (9116, 31491), (10497, 27348), (13674, 20994), (13996, 20511)]