1285488981

素因数分解:

$3^3\times 7^2\times {\mathrm{229}}^1\times {\mathrm{4243}}^1$

素因数の和:4495

約数の個数: 48

約数和(自身を含む): 2225553600

約数和(自身を除く): 940064619

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 229, 441, 687, 1323, 1603, 2061, 4243, 4809, 6183, 11221, 12729, 14427, 29701, 33663, 38187, 43281, 89103, 100989, 114561, 207907, 267309, 302967, 623721, 801927, 971647, 1871163, 2914941, 5613489, 6801529, 8744823, 20404587, 26234469, 47610703, 61213761, 142832109, 183641283, 428496327, 1285488981]

約数ペア:

[(1, 1285488981), (3, 428496327), (7, 183641283), (9, 142832109), (21, 61213761), (27, 47610703), (49, 26234469), (63, 20404587), (147, 8744823), (189, 6801529), (229, 5613489), (441, 2914941), (687, 1871163), (1323, 971647), (1603, 801927), (2061, 623721), (4243, 302967), (4809, 267309), (6183, 207907), (11221, 114561), (12729, 100989), (14427, 89103), (29701, 43281), (33663, 38187)]