2021223075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{15391}}^1$

素因数の和:15524

約数の個数: 48

約数和(自身を含む): 3572914176

約数和(自身を除く): 1551691101

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 103, 255, 309, 425, 515, 1275, 1545, 1751, 2575, 5253, 7725, 8755, 15391, 26265, 43775, 46173, 76955, 131325, 230865, 261647, 384775, 784941, 1154325, 1308235, 1585273, 3924705, 4755819, 6541175, 7926365, 19623525, 23779095, 26949641, 39631825, 80848923, 118895475, 134748205, 404244615, 673741025, 2021223075]

約数ペア:

[(1, 2021223075), (3, 673741025), (5, 404244615), (15, 134748205), (17, 118895475), (25, 80848923), (51, 39631825), (75, 26949641), (85, 23779095), (103, 19623525), (255, 7926365), (309, 6541175), (425, 4755819), (515, 3924705), (1275, 1585273), (1545, 1308235), (1751, 1154325), (2575, 784941), (5253, 384775), (7725, 261647), (8755, 230865), (15391, 131325), (26265, 76955), (43775, 46173)]