7977825

素因数分解:

$3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 14999040

約数和(自身を除く): 7021215

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 135, 159, 223, 225, 265, 477, 669, 675, 795, 1115, 1325, 1431, 2007, 2385, 3345, 3975, 5575, 6021, 7155, 10035, 11819, 11925, 16725, 30105, 35457, 35775, 50175, 59095, 106371, 150525, 177285, 295475, 319113, 531855, 886425, 1595565, 2659275, 7977825]

約数ペア:

[(1, 7977825), (3, 2659275), (5, 1595565), (9, 886425), (15, 531855), (25, 319113), (27, 295475), (45, 177285), (53, 150525), (75, 106371), (135, 59095), (159, 50175), (223, 35775), (225, 35457), (265, 30105), (477, 16725), (669, 11925), (675, 11819), (795, 10035), (1115, 7155), (1325, 6021), (1431, 5575), (2007, 3975), (2385, 3345)]