123171804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15767}}^1$

素因数の和:15815

約数の個数: 72

約数和(自身を含む): 367331328

約数和(自身を除く): 244159524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 15767, 31534, 47301, 63068, 94602, 110369, 141903, 189204, 220738, 283806, 331107, 441476, 488777, 567612, 662214, 977554, 993321, 1324428, 1466331, 1955108, 1986642, 2932662, 3421439, 3973284, 4398993, 5865324, 6842878, 8797986, 10264317, 13685756, 17595972, 20528634, 30792951, 41057268, 61585902, 123171804]

約数ペア:

[(1, 123171804), (2, 61585902), (3, 41057268), (4, 30792951), (6, 20528634), (7, 17595972), (9, 13685756), (12, 10264317), (14, 8797986), (18, 6842878), (21, 5865324), (28, 4398993), (31, 3973284), (36, 3421439), (42, 2932662), (62, 1986642), (63, 1955108), (84, 1466331), (93, 1324428), (124, 993321), (126, 977554), (186, 662214), (217, 567612), (252, 488777), (279, 441476), (372, 331107), (434, 283806), (558, 220738), (651, 189204), (868, 141903), (1116, 110369), (1302, 94602), (1953, 63068), (2604, 47301), (3906, 31534), (7812, 15767)]