201203751

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 323030400

約数和(自身を除く): 121826649

約数列:

[1, 3, 7, 21, 43, 49, 129, 139, 147, 229, 301, 417, 687, 903, 973, 1603, 2107, 2919, 4809, 5977, 6321, 6811, 9847, 11221, 17931, 20433, 29541, 31831, 33663, 41839, 68929, 95493, 125517, 206787, 222817, 292873, 482503, 668451, 878619, 1368733, 1447509, 1559719, 4106199, 4679157, 9581131, 28743393, 67067917, 201203751]

約数ペア:

[(1, 201203751), (3, 67067917), (7, 28743393), (21, 9581131), (43, 4679157), (49, 4106199), (129, 1559719), (139, 1447509), (147, 1368733), (229, 878619), (301, 668451), (417, 482503), (687, 292873), (903, 222817), (973, 206787), (1603, 125517), (2107, 95493), (2919, 68929), (4809, 41839), (5977, 33663), (6321, 31831), (6811, 29541), (9847, 20433), (11221, 17931)]