2928681

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:278

約数の個数: 36

約数和(自身を含む): 5112900

約数和(自身を除く): 2184219

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 229, 261, 441, 609, 687, 1421, 1603, 1827, 2061, 4263, 4809, 6641, 11221, 12789, 14427, 19923, 33663, 46487, 59769, 100989, 139461, 325409, 418383, 976227, 2928681]

約数ペア:

[(1, 2928681), (3, 976227), (7, 418383), (9, 325409), (21, 139461), (29, 100989), (49, 59769), (63, 46487), (87, 33663), (147, 19923), (203, 14427), (229, 12789), (261, 11221), (441, 6641), (609, 4809), (687, 4263), (1421, 2061), (1603, 1827)]