258825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:66

約数の個数: 48

約数和(自身を含む): 535680

約数和(自身を除く): 276855

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 29, 35, 51, 75, 85, 87, 105, 119, 145, 175, 203, 255, 357, 425, 435, 493, 525, 595, 609, 725, 1015, 1275, 1479, 1785, 2175, 2465, 2975, 3045, 3451, 5075, 7395, 8925, 10353, 12325, 15225, 17255, 36975, 51765, 86275, 258825]

約数ペア:

[(1, 258825), (3, 86275), (5, 51765), (7, 36975), (15, 17255), (17, 15225), (21, 12325), (25, 10353), (29, 8925), (35, 7395), (51, 5075), (75, 3451), (85, 3045), (87, 2975), (105, 2465), (119, 2175), (145, 1785), (175, 1479), (203, 1275), (255, 1015), (357, 725), (425, 609), (435, 595), (493, 525)]