28039636

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 53625600

約数和(自身を除く): 25585964

約数列:

[1, 2, 4, 29, 37, 47, 58, 74, 94, 116, 139, 148, 188, 278, 556, 1073, 1363, 1739, 2146, 2726, 3478, 4031, 4292, 5143, 5452, 6533, 6956, 8062, 10286, 13066, 16124, 20572, 26132, 50431, 100862, 149147, 189457, 201724, 241721, 298294, 378914, 483442, 596588, 757828, 966884, 7009909, 14019818, 28039636]

約数ペア:

[(1, 28039636), (2, 14019818), (4, 7009909), (29, 966884), (37, 757828), (47, 596588), (58, 483442), (74, 378914), (94, 298294), (116, 241721), (139, 201724), (148, 189457), (188, 149147), (278, 100862), (556, 50431), (1073, 26132), (1363, 20572), (1739, 16124), (2146, 13066), (2726, 10286), (3478, 8062), (4031, 6956), (4292, 6533), (5143, 5452)]