266778054

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{221209}}^1$

素因数の和:221284

約数の個数: 24

約数和(自身を含む): 586648920

約数和(自身を除く): 319870866

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 603, 1206, 221209, 442418, 663627, 1327254, 1990881, 3981762, 14821003, 29642006, 44463009, 88926018, 133389027, 266778054]

約数ペア:

[(1, 266778054), (2, 133389027), (3, 88926018), (6, 44463009), (9, 29642006), (18, 14821003), (67, 3981762), (134, 1990881), (201, 1327254), (402, 663627), (603, 442418), (1206, 221209)]