820121445

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127447}}^1$

素因数の和:127482

約数の個数: 48

約数和(自身を含む): 1670078592

約数和(自身を除く): 849957147

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 6435, 127447, 382341, 637235, 1147023, 1401917, 1656811, 1911705, 4205751, 4970433, 5735115, 7009585, 8284055, 12617253, 14911299, 18224921, 21028755, 24852165, 54674763, 63086265, 74556495, 91124605, 164024289, 273373815, 820121445]

約数ペア:

[(1, 820121445), (3, 273373815), (5, 164024289), (9, 91124605), (11, 74556495), (13, 63086265), (15, 54674763), (33, 24852165), (39, 21028755), (45, 18224921), (55, 14911299), (65, 12617253), (99, 8284055), (117, 7009585), (143, 5735115), (165, 4970433), (195, 4205751), (429, 1911705), (495, 1656811), (585, 1401917), (715, 1147023), (1287, 637235), (2145, 382341), (6435, 127447)]