28501836

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{821}}^1$

素因数の和:1102

約数の個数: 48

約数和(自身を含む): 72914688

約数和(自身を除く): 44412852

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 263, 526, 789, 821, 1052, 1578, 1642, 2463, 2893, 3156, 3284, 4926, 5786, 8679, 9031, 9852, 11572, 17358, 18062, 27093, 34716, 36124, 54186, 108372, 215923, 431846, 647769, 863692, 1295538, 2375153, 2591076, 4750306, 7125459, 9500612, 14250918, 28501836]

約数ペア:

[(1, 28501836), (2, 14250918), (3, 9500612), (4, 7125459), (6, 4750306), (11, 2591076), (12, 2375153), (22, 1295538), (33, 863692), (44, 647769), (66, 431846), (132, 215923), (263, 108372), (526, 54186), (789, 36124), (821, 34716), (1052, 27093), (1578, 18062), (1642, 17358), (2463, 11572), (2893, 9852), (3156, 9031), (3284, 8679), (4926, 5786)]