289331570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{487}}^1\times {\mathrm{491}}^1$

素因数の和:1007

約数の個数: 48

約数和(自身を含む): 574789824

約数和(自身を除く): 285458254

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 487, 491, 605, 974, 982, 1210, 2435, 2455, 4870, 4910, 5357, 5401, 10714, 10802, 26785, 27005, 53570, 54010, 58927, 59411, 117854, 118822, 239117, 294635, 297055, 478234, 589270, 594110, 1195585, 2391170, 2630287, 5260574, 13151435, 26302870, 28933157, 57866314, 144665785, 289331570]

約数ペア:

[(1, 289331570), (2, 144665785), (5, 57866314), (10, 28933157), (11, 26302870), (22, 13151435), (55, 5260574), (110, 2630287), (121, 2391170), (242, 1195585), (487, 594110), (491, 589270), (605, 478234), (974, 297055), (982, 294635), (1210, 239117), (2435, 118822), (2455, 117854), (4870, 59411), (4910, 58927), (5357, 54010), (5401, 53570), (10714, 27005), (10802, 26785)]