81869025

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9173}}^1$

素因数の和:9210

約数の個数: 48

約数和(自身を含む): 163810944

約数和(自身を除く): 81941919

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 357, 425, 525, 595, 1275, 1785, 2975, 8925, 9173, 27519, 45865, 64211, 137595, 155941, 192633, 229325, 321055, 467823, 687975, 779705, 963165, 1091587, 1605275, 2339115, 3274761, 3898525, 4815825, 5457935, 11695575, 16373805, 27289675, 81869025]

約数ペア:

[(1, 81869025), (3, 27289675), (5, 16373805), (7, 11695575), (15, 5457935), (17, 4815825), (21, 3898525), (25, 3274761), (35, 2339115), (51, 1605275), (75, 1091587), (85, 963165), (105, 779705), (119, 687975), (175, 467823), (255, 321055), (357, 229325), (425, 192633), (525, 155941), (595, 137595), (1275, 64211), (1785, 45865), (2975, 27519), (8925, 9173)]