209851494

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{563}}^1$

素因数の和:701

約数の個数: 64

約数和(自身を含む): 456758784

約数和(自身を除く): 246907290

約数列:

[1, 2, 3, 6, 23, 37, 46, 69, 73, 74, 111, 138, 146, 219, 222, 438, 563, 851, 1126, 1679, 1689, 1702, 2553, 2701, 3358, 3378, 5037, 5106, 5402, 8103, 10074, 12949, 16206, 20831, 25898, 38847, 41099, 41662, 62123, 62493, 77694, 82198, 123297, 124246, 124986, 186369, 246594, 372738, 479113, 945277, 958226, 1437339, 1520663, 1890554, 2835831, 2874678, 3041326, 4561989, 5671662, 9123978, 34975249, 69950498, 104925747, 209851494]

約数ペア:

[(1, 209851494), (2, 104925747), (3, 69950498), (6, 34975249), (23, 9123978), (37, 5671662), (46, 4561989), (69, 3041326), (73, 2874678), (74, 2835831), (111, 1890554), (138, 1520663), (146, 1437339), (219, 958226), (222, 945277), (438, 479113), (563, 372738), (851, 246594), (1126, 186369), (1679, 124986), (1689, 124246), (1702, 123297), (2553, 82198), (2701, 77694), (3358, 62493), (3378, 62123), (5037, 41662), (5106, 41099), (5402, 38847), (8103, 25898), (10074, 20831), (12949, 16206)]