28269318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1423}}^1$

素因数の和:1489

約数の個数: 64

約数和(自身を含む): 72179712

約数和(自身を除く): 43910394

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 43, 66, 77, 86, 129, 154, 231, 258, 301, 462, 473, 602, 903, 946, 1419, 1423, 1806, 2838, 2846, 3311, 4269, 6622, 8538, 9933, 9961, 15653, 19866, 19922, 29883, 31306, 46959, 59766, 61189, 93918, 109571, 122378, 183567, 219142, 328713, 367134, 428323, 657426, 673079, 856646, 1284969, 1346158, 2019237, 2569938, 4038474, 4711553, 9423106, 14134659, 28269318]

約数ペア:

[(1, 28269318), (2, 14134659), (3, 9423106), (6, 4711553), (7, 4038474), (11, 2569938), (14, 2019237), (21, 1346158), (22, 1284969), (33, 856646), (42, 673079), (43, 657426), (66, 428323), (77, 367134), (86, 328713), (129, 219142), (154, 183567), (231, 122378), (258, 109571), (301, 93918), (462, 61189), (473, 59766), (602, 46959), (903, 31306), (946, 29883), (1419, 19922), (1423, 19866), (1806, 15653), (2838, 9961), (2846, 9933), (3311, 8538), (4269, 6622)]