28730724

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 75433344

約数和(自身を除く): 46702620

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 47, 66, 94, 121, 132, 141, 188, 242, 282, 363, 421, 484, 517, 564, 726, 842, 1034, 1263, 1452, 1551, 1684, 2068, 2526, 3102, 4631, 5052, 5687, 6204, 9262, 11374, 13893, 17061, 18524, 19787, 22748, 27786, 34122, 39574, 50941, 55572, 59361, 68244, 79148, 101882, 118722, 152823, 203764, 217657, 237444, 305646, 435314, 611292, 652971, 870628, 1305942, 2394227, 2611884, 4788454, 7182681, 9576908, 14365362, 28730724]

約数ペア:

[(1, 28730724), (2, 14365362), (3, 9576908), (4, 7182681), (6, 4788454), (11, 2611884), (12, 2394227), (22, 1305942), (33, 870628), (44, 652971), (47, 611292), (66, 435314), (94, 305646), (121, 237444), (132, 217657), (141, 203764), (188, 152823), (242, 118722), (282, 101882), (363, 79148), (421, 68244), (484, 59361), (517, 55572), (564, 50941), (726, 39574), (842, 34122), (1034, 27786), (1263, 22748), (1452, 19787), (1551, 18524), (1684, 17061), (2068, 13893), (2526, 11374), (3102, 9262), (4631, 6204), (5052, 5687)]