2957325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 5761536

約数和(自身を除く): 2804211

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 43, 75, 105, 129, 131, 175, 215, 301, 393, 525, 645, 655, 903, 917, 1075, 1505, 1965, 2751, 3225, 3275, 4515, 4585, 5633, 7525, 9825, 13755, 16899, 22575, 22925, 28165, 39431, 68775, 84495, 118293, 140825, 197155, 422475, 591465, 985775, 2957325]

約数ペア:

[(1, 2957325), (3, 985775), (5, 591465), (7, 422475), (15, 197155), (21, 140825), (25, 118293), (35, 84495), (43, 68775), (75, 39431), (105, 28165), (129, 22925), (131, 22575), (175, 16899), (215, 13755), (301, 9825), (393, 7525), (525, 5633), (645, 4585), (655, 4515), (903, 3275), (917, 3225), (1075, 2751), (1505, 1965)]