2666775

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:112

約数の個数: 36

約数和(自身を含む): 4679016

約数和(自身を除く): 2012241

約数列:

[1, 3, 5, 15, 25, 31, 37, 75, 93, 111, 155, 185, 465, 555, 775, 925, 961, 1147, 2325, 2775, 2883, 3441, 4805, 5735, 14415, 17205, 24025, 28675, 35557, 72075, 86025, 106671, 177785, 533355, 888925, 2666775]

約数ペア:

[(1, 2666775), (3, 888925), (5, 533355), (15, 177785), (25, 106671), (31, 86025), (37, 72075), (75, 35557), (93, 28675), (111, 24025), (155, 17205), (185, 14415), (465, 5735), (555, 4805), (775, 3441), (925, 2883), (961, 2775), (1147, 2325)]