681814458

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{9491}}^1$

素因数の和:9819

約数の個数: 48

約数和(自身を含む): 1596250656

約数和(自身を除く): 914436198

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 307, 614, 921, 1842, 2763, 3991, 5526, 7982, 9491, 11973, 18982, 23946, 28473, 35919, 56946, 71838, 85419, 123383, 170838, 246766, 370149, 740298, 1110447, 2220894, 2913737, 5827474, 8741211, 17482422, 26223633, 37878581, 52447266, 75757162, 113635743, 227271486, 340907229, 681814458]

約数ペア:

[(1, 681814458), (2, 340907229), (3, 227271486), (6, 113635743), (9, 75757162), (13, 52447266), (18, 37878581), (26, 26223633), (39, 17482422), (78, 8741211), (117, 5827474), (234, 2913737), (307, 2220894), (614, 1110447), (921, 740298), (1842, 370149), (2763, 246766), (3991, 170838), (5526, 123383), (7982, 85419), (9491, 71838), (11973, 56946), (18982, 35919), (23946, 28473)]