28784538

素因数分解:

$2^1\times 3^3\times {\mathrm{643}}^1\times {\mathrm{829}}^1$

素因数の和:1483

約数の個数: 32

約数和(自身を含む): 64142400

約数和(自身を除く): 35357862

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 643, 829, 1286, 1658, 1929, 2487, 3858, 4974, 5787, 7461, 11574, 14922, 17361, 22383, 34722, 44766, 533047, 1066094, 1599141, 3198282, 4797423, 9594846, 14392269, 28784538]

約数ペア:

[(1, 28784538), (2, 14392269), (3, 9594846), (6, 4797423), (9, 3198282), (18, 1599141), (27, 1066094), (54, 533047), (643, 44766), (829, 34722), (1286, 22383), (1658, 17361), (1929, 14922), (2487, 11574), (3858, 7461), (4974, 5787)]