208831469

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{983}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 272056320

約数和(自身を除く): 63224851

約数列:

[1, 7, 11, 31, 77, 89, 217, 341, 623, 979, 983, 2387, 2759, 6853, 6881, 10813, 19313, 30349, 30473, 75691, 87487, 212443, 213311, 335203, 612409, 962357, 2346421, 2712097, 6736499, 18984679, 29833067, 208831469]

約数ペア:

[(1, 208831469), (7, 29833067), (11, 18984679), (31, 6736499), (77, 2712097), (89, 2346421), (217, 962357), (341, 612409), (623, 335203), (979, 213311), (983, 212443), (2387, 87487), (2759, 75691), (6853, 30473), (6881, 30349), (10813, 19313)]