12290475

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 21562112

約数和(自身を除く): 9271637

約数列:

[1, 3, 5, 15, 25, 37, 43, 75, 103, 111, 129, 185, 215, 309, 515, 555, 645, 925, 1075, 1545, 1591, 2575, 2775, 3225, 3811, 4429, 4773, 7725, 7955, 11433, 13287, 19055, 22145, 23865, 39775, 57165, 66435, 95275, 110725, 119325, 163873, 285825, 332175, 491619, 819365, 2458095, 4096825, 12290475]

約数ペア:

[(1, 12290475), (3, 4096825), (5, 2458095), (15, 819365), (25, 491619), (37, 332175), (43, 285825), (75, 163873), (103, 119325), (111, 110725), (129, 95275), (185, 66435), (215, 57165), (309, 39775), (515, 23865), (555, 22145), (645, 19055), (925, 13287), (1075, 11433), (1545, 7955), (1591, 7725), (2575, 4773), (2775, 4429), (3225, 3811)]