12788888

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 28892160

約数和(自身を除く): 16103272

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 47, 56, 86, 94, 113, 172, 188, 226, 301, 329, 344, 376, 452, 602, 658, 791, 904, 1204, 1316, 1582, 2021, 2408, 2632, 3164, 4042, 4859, 5311, 6328, 8084, 9718, 10622, 14147, 16168, 19436, 21244, 28294, 34013, 37177, 38872, 42488, 56588, 68026, 74354, 113176, 136052, 148708, 228373, 272104, 297416, 456746, 913492, 1598611, 1826984, 3197222, 6394444, 12788888]

約数ペア:

[(1, 12788888), (2, 6394444), (4, 3197222), (7, 1826984), (8, 1598611), (14, 913492), (28, 456746), (43, 297416), (47, 272104), (56, 228373), (86, 148708), (94, 136052), (113, 113176), (172, 74354), (188, 68026), (226, 56588), (301, 42488), (329, 38872), (344, 37177), (376, 34013), (452, 28294), (602, 21244), (658, 19436), (791, 16168), (904, 14147), (1204, 10622), (1316, 9718), (1582, 8084), (2021, 6328), (2408, 5311), (2632, 4859), (3164, 4042)]