1999027674

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{809}}^1\times {\mathrm{2179}}^1$

素因数の和:3009

約数の個数: 80

約数和(自身を含む): 5127883200

約数和(自身を除く): 3128855526

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 809, 1134, 1618, 2179, 2427, 4358, 4854, 5663, 6537, 7281, 11326, 13074, 14562, 15253, 16989, 19611, 21843, 30506, 33978, 39222, 43686, 45759, 50967, 58833, 65529, 91518, 101934, 117666, 131058, 137277, 152901, 176499, 274554, 305802, 352998, 411831, 458703, 823662, 917406, 1235493, 1762811, 2470986, 3525622, 5288433, 10576866, 12339677, 15865299, 24679354, 31730598, 37019031, 47595897, 74038062, 95191794, 111057093, 142787691, 222114186, 285575382, 333171279, 666342558, 999513837, 1999027674]

約数ペア:

[(1, 1999027674), (2, 999513837), (3, 666342558), (6, 333171279), (7, 285575382), (9, 222114186), (14, 142787691), (18, 111057093), (21, 95191794), (27, 74038062), (42, 47595897), (54, 37019031), (63, 31730598), (81, 24679354), (126, 15865299), (162, 12339677), (189, 10576866), (378, 5288433), (567, 3525622), (809, 2470986), (1134, 1762811), (1618, 1235493), (2179, 917406), (2427, 823662), (4358, 458703), (4854, 411831), (5663, 352998), (6537, 305802), (7281, 274554), (11326, 176499), (13074, 152901), (14562, 137277), (15253, 131058), (16989, 117666), (19611, 101934), (21843, 91518), (30506, 65529), (33978, 58833), (39222, 50967), (43686, 45759)]