28081164

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 74188800

約数和(自身を除く): 46107636

約数列:

[1, 2, 3, 4, 6, 12, 19, 29, 31, 38, 57, 58, 62, 76, 87, 93, 114, 116, 124, 137, 174, 186, 228, 274, 348, 372, 411, 548, 551, 589, 822, 899, 1102, 1178, 1644, 1653, 1767, 1798, 2204, 2356, 2603, 2697, 3306, 3534, 3596, 3973, 4247, 5206, 5394, 6612, 7068, 7809, 7946, 8494, 10412, 10788, 11919, 12741, 15618, 15892, 16988, 17081, 23838, 25482, 31236, 34162, 47676, 50964, 51243, 68324, 75487, 80693, 102486, 123163, 150974, 161386, 204972, 226461, 242079, 246326, 301948, 322772, 369489, 452922, 484158, 492652, 738978, 905844, 968316, 1477956, 2340097, 4680194, 7020291, 9360388, 14040582, 28081164]

約数ペア:

[(1, 28081164), (2, 14040582), (3, 9360388), (4, 7020291), (6, 4680194), (12, 2340097), (19, 1477956), (29, 968316), (31, 905844), (38, 738978), (57, 492652), (58, 484158), (62, 452922), (76, 369489), (87, 322772), (93, 301948), (114, 246326), (116, 242079), (124, 226461), (137, 204972), (174, 161386), (186, 150974), (228, 123163), (274, 102486), (348, 80693), (372, 75487), (411, 68324), (548, 51243), (551, 50964), (589, 47676), (822, 34162), (899, 31236), (1102, 25482), (1178, 23838), (1644, 17081), (1653, 16988), (1767, 15892), (1798, 15618), (2204, 12741), (2356, 11919), (2603, 10788), (2697, 10412), (3306, 8494), (3534, 7946), (3596, 7809), (3973, 7068), (4247, 6612), (5206, 5394)]