989718856

素因数分解:

$2^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{53719}}^1$

素因数の和:53786

約数の個数: 48

約数和(自身を含む): 2204668800

約数和(自身を除く): 1214949944

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 188, 196, 329, 376, 392, 658, 1316, 2303, 2632, 4606, 9212, 18424, 53719, 107438, 214876, 376033, 429752, 752066, 1504132, 2524793, 2632231, 3008264, 5049586, 5264462, 10099172, 10528924, 17673551, 20198344, 21057848, 35347102, 70694204, 123714857, 141388408, 247429714, 494859428, 989718856]

約数ペア:

[(1, 989718856), (2, 494859428), (4, 247429714), (7, 141388408), (8, 123714857), (14, 70694204), (28, 35347102), (47, 21057848), (49, 20198344), (56, 17673551), (94, 10528924), (98, 10099172), (188, 5264462), (196, 5049586), (329, 3008264), (376, 2632231), (392, 2524793), (658, 1504132), (1316, 752066), (2303, 429752), (2632, 376033), (4606, 214876), (9212, 107438), (18424, 53719)]