9000981

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 15275520

約数和(自身を除く): 6274539

約数列:

[1, 3, 9, 11, 23, 33, 59, 67, 69, 99, 177, 201, 207, 253, 531, 603, 649, 737, 759, 1357, 1541, 1947, 2211, 2277, 3953, 4071, 4623, 5841, 6633, 11859, 12213, 13869, 14927, 16951, 35577, 43483, 44781, 50853, 90919, 130449, 134343, 152559, 272757, 391347, 818271, 1000109, 3000327, 9000981]

約数ペア:

[(1, 9000981), (3, 3000327), (9, 1000109), (11, 818271), (23, 391347), (33, 272757), (59, 152559), (67, 134343), (69, 130449), (99, 90919), (177, 50853), (201, 44781), (207, 43483), (253, 35577), (531, 16951), (603, 14927), (649, 13869), (737, 12213), (759, 11859), (1357, 6633), (1541, 5841), (1947, 4623), (2211, 4071), (2277, 3953)]