1994475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 3928320

約数和(自身を除く): 1933845

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 75, 87, 105, 131, 145, 175, 203, 393, 435, 525, 609, 655, 725, 917, 1015, 1965, 2175, 2751, 3045, 3275, 3799, 4585, 5075, 9825, 11397, 13755, 15225, 18995, 22925, 26593, 56985, 68775, 79779, 94975, 132965, 284925, 398895, 664825, 1994475]

約数ペア:

[(1, 1994475), (3, 664825), (5, 398895), (7, 284925), (15, 132965), (21, 94975), (25, 79779), (29, 68775), (35, 56985), (75, 26593), (87, 22925), (105, 18995), (131, 15225), (145, 13755), (175, 11397), (203, 9825), (393, 5075), (435, 4585), (525, 3799), (609, 3275), (655, 3045), (725, 2751), (917, 2175), (1015, 1965)]