81097254

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{30649}}^1$

素因数の和:30674

約数の個数: 48

約数和(自身を含む): 209646000

約数和(自身を除く): 128548746

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 30649, 61298, 91947, 183894, 214543, 275841, 429086, 551682, 643629, 827523, 1287258, 1501801, 1655046, 1930887, 3003602, 3861774, 4505403, 5792661, 9010806, 11585322, 13516209, 27032418, 40548627, 81097254]

約数ペア:

[(1, 81097254), (2, 40548627), (3, 27032418), (6, 13516209), (7, 11585322), (9, 9010806), (14, 5792661), (18, 4505403), (21, 3861774), (27, 3003602), (42, 1930887), (49, 1655046), (54, 1501801), (63, 1287258), (98, 827523), (126, 643629), (147, 551682), (189, 429086), (294, 275841), (378, 214543), (441, 183894), (882, 91947), (1323, 61298), (2646, 30649)]