212813565

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{8263}}^1$

素因数の和:8389

約数の個数: 32

約数和(自身を含む): 364144896

約数和(自身を除く): 151331331

約数列:

[1, 3, 5, 15, 17, 51, 85, 101, 255, 303, 505, 1515, 1717, 5151, 8263, 8585, 24789, 25755, 41315, 123945, 140471, 421413, 702355, 834563, 2107065, 2503689, 4172815, 12518445, 14187571, 42562713, 70937855, 212813565]

約数ペア:

[(1, 212813565), (3, 70937855), (5, 42562713), (15, 14187571), (17, 12518445), (51, 4172815), (85, 2503689), (101, 2107065), (255, 834563), (303, 702355), (505, 421413), (1515, 140471), (1717, 123945), (5151, 41315), (8263, 25755), (8585, 24789)]