27215272

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 61424640

約数和(自身を除く): 34209368

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 61, 62, 122, 124, 217, 244, 248, 257, 427, 434, 488, 514, 854, 868, 1028, 1708, 1736, 1799, 1891, 2056, 3416, 3598, 3782, 7196, 7564, 7967, 13237, 14392, 15128, 15677, 15934, 26474, 31354, 31868, 52948, 55769, 62708, 63736, 105896, 109739, 111538, 125416, 219478, 223076, 438956, 446152, 485987, 877912, 971974, 1943948, 3401909, 3887896, 6803818, 13607636, 27215272]

約数ペア:

[(1, 27215272), (2, 13607636), (4, 6803818), (7, 3887896), (8, 3401909), (14, 1943948), (28, 971974), (31, 877912), (56, 485987), (61, 446152), (62, 438956), (122, 223076), (124, 219478), (217, 125416), (244, 111538), (248, 109739), (257, 105896), (427, 63736), (434, 62708), (488, 55769), (514, 52948), (854, 31868), (868, 31354), (1028, 26474), (1708, 15934), (1736, 15677), (1799, 15128), (1891, 14392), (2056, 13237), (3416, 7967), (3598, 7564), (3782, 7196)]