66213675

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 133705728

約数和(自身を除く): 67492053

約数列:

[1, 3, 5, 9, 11, 15, 25, 31, 33, 45, 55, 75, 93, 99, 155, 165, 225, 275, 279, 341, 465, 495, 775, 825, 863, 1023, 1395, 1705, 2325, 2475, 2589, 3069, 4315, 5115, 6975, 7767, 8525, 9493, 12945, 15345, 21575, 25575, 26753, 28479, 38835, 47465, 64725, 76725, 80259, 85437, 133765, 142395, 194175, 237325, 240777, 294283, 401295, 427185, 668825, 711975, 882849, 1203885, 1471415, 2006475, 2135925, 2648547, 4414245, 6019425, 7357075, 13242735, 22071225, 66213675]

約数ペア:

[(1, 66213675), (3, 22071225), (5, 13242735), (9, 7357075), (11, 6019425), (15, 4414245), (25, 2648547), (31, 2135925), (33, 2006475), (45, 1471415), (55, 1203885), (75, 882849), (93, 711975), (99, 668825), (155, 427185), (165, 401295), (225, 294283), (275, 240777), (279, 237325), (341, 194175), (465, 142395), (495, 133765), (775, 85437), (825, 80259), (863, 76725), (1023, 64725), (1395, 47465), (1705, 38835), (2325, 28479), (2475, 26753), (2589, 25575), (3069, 21575), (4315, 15345), (5115, 12945), (6975, 9493), (7767, 8525)]