27984572

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2113}}^1$

素因数の和:2178

約数の個数: 48

約数和(自身を含む): 62506752

約数和(自身を除く): 34522180

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 1204, 1892, 2113, 3311, 4226, 6622, 8452, 13244, 14791, 23243, 29582, 46486, 59164, 90859, 92972, 162701, 181718, 325402, 363436, 636013, 650804, 999449, 1272026, 1998898, 2544052, 3997796, 6996143, 13992286, 27984572]

約数ペア:

[(1, 27984572), (2, 13992286), (4, 6996143), (7, 3997796), (11, 2544052), (14, 1998898), (22, 1272026), (28, 999449), (43, 650804), (44, 636013), (77, 363436), (86, 325402), (154, 181718), (172, 162701), (301, 92972), (308, 90859), (473, 59164), (602, 46486), (946, 29582), (1204, 23243), (1892, 14791), (2113, 13244), (3311, 8452), (4226, 6622)]