28397688

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{409}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 77932800

約数和(自身を除く): 49535112

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 263, 264, 409, 526, 789, 818, 1052, 1227, 1578, 1636, 2104, 2454, 2893, 3156, 3272, 4499, 4908, 5786, 6312, 8679, 8998, 9816, 11572, 13497, 17358, 17996, 23144, 26994, 34716, 35992, 53988, 69432, 107567, 107976, 215134, 322701, 430268, 645402, 860536, 1183237, 1290804, 2366474, 2581608, 3549711, 4732948, 7099422, 9465896, 14198844, 28397688]

約数ペア:

[(1, 28397688), (2, 14198844), (3, 9465896), (4, 7099422), (6, 4732948), (8, 3549711), (11, 2581608), (12, 2366474), (22, 1290804), (24, 1183237), (33, 860536), (44, 645402), (66, 430268), (88, 322701), (132, 215134), (263, 107976), (264, 107567), (409, 69432), (526, 53988), (789, 35992), (818, 34716), (1052, 26994), (1227, 23144), (1578, 17996), (1636, 17358), (2104, 13497), (2454, 11572), (2893, 9816), (3156, 8998), (3272, 8679), (4499, 6312), (4908, 5786)]