2811204

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 8037120

約数和(自身を除く): 5225916

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 62, 66, 93, 99, 124, 132, 186, 198, 229, 279, 341, 372, 396, 458, 558, 682, 687, 916, 1023, 1116, 1364, 1374, 2046, 2061, 2519, 2748, 3069, 4092, 4122, 5038, 6138, 7099, 7557, 8244, 10076, 12276, 14198, 15114, 21297, 22671, 28396, 30228, 42594, 45342, 63891, 78089, 85188, 90684, 127782, 156178, 234267, 255564, 312356, 468534, 702801, 937068, 1405602, 2811204]

約数ペア:

[(1, 2811204), (2, 1405602), (3, 937068), (4, 702801), (6, 468534), (9, 312356), (11, 255564), (12, 234267), (18, 156178), (22, 127782), (31, 90684), (33, 85188), (36, 78089), (44, 63891), (62, 45342), (66, 42594), (93, 30228), (99, 28396), (124, 22671), (132, 21297), (186, 15114), (198, 14198), (229, 12276), (279, 10076), (341, 8244), (372, 7557), (396, 7099), (458, 6138), (558, 5038), (682, 4122), (687, 4092), (916, 3069), (1023, 2748), (1116, 2519), (1364, 2061), (1374, 2046)]