211248495

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{601}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 375272352

約数和(自身を除く): 164023857

約数列:

[1, 3, 5, 9, 15, 45, 73, 107, 219, 321, 365, 535, 601, 657, 963, 1095, 1605, 1803, 3005, 3285, 4815, 5409, 7811, 9015, 23433, 27045, 39055, 43873, 64307, 70299, 117165, 131619, 192921, 219365, 321535, 351495, 394857, 578763, 658095, 964605, 1974285, 2893815, 4694411, 14083233, 23472055, 42249699, 70416165, 211248495]

約数ペア:

[(1, 211248495), (3, 70416165), (5, 42249699), (9, 23472055), (15, 14083233), (45, 4694411), (73, 2893815), (107, 1974285), (219, 964605), (321, 658095), (365, 578763), (535, 394857), (601, 351495), (657, 321535), (963, 219365), (1095, 192921), (1605, 131619), (1803, 117165), (3005, 70299), (3285, 64307), (4815, 43873), (5409, 39055), (7811, 27045), (9015, 23433)]