11985675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 22498560

約数和(自身を除く): 10512885

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 195, 247, 285, 325, 475, 647, 741, 975, 1235, 1425, 1941, 3235, 3705, 6175, 8411, 9705, 12293, 16175, 18525, 25233, 36879, 42055, 48525, 61465, 126165, 159809, 184395, 210275, 307325, 479427, 630825, 799045, 921975, 2397135, 3995225, 11985675]

約数ペア:

[(1, 11985675), (3, 3995225), (5, 2397135), (13, 921975), (15, 799045), (19, 630825), (25, 479427), (39, 307325), (57, 210275), (65, 184395), (75, 159809), (95, 126165), (195, 61465), (247, 48525), (285, 42055), (325, 36879), (475, 25233), (647, 18525), (741, 16175), (975, 12293), (1235, 9705), (1425, 8411), (1941, 6175), (3235, 3705)]