1221598816

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{3851}}^1$

素因数の和:4315

約数の個数: 48

約数和(自身を含む): 2516064768

約数和(自身を除く): 1294465952

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 431, 736, 862, 1724, 3448, 3851, 6896, 7702, 9913, 13792, 15404, 19826, 30808, 39652, 61616, 79304, 88573, 123232, 158608, 177146, 317216, 354292, 708584, 1417168, 1659781, 2834336, 3319562, 6639124, 13278248, 26556496, 38174963, 53112992, 76349926, 152699852, 305399704, 610799408, 1221598816]

約数ペア:

[(1, 1221598816), (2, 610799408), (4, 305399704), (8, 152699852), (16, 76349926), (23, 53112992), (32, 38174963), (46, 26556496), (92, 13278248), (184, 6639124), (368, 3319562), (431, 2834336), (736, 1659781), (862, 1417168), (1724, 708584), (3448, 354292), (3851, 317216), (6896, 177146), (7702, 158608), (9913, 123232), (13792, 88573), (15404, 79304), (19826, 61616), (30808, 39652)]