221471936

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:518

約数の個数: 112

約数和(自身を含む): 533716992

約数和(自身を除く): 312245056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 56, 62, 64, 74, 112, 124, 148, 217, 224, 248, 259, 296, 431, 434, 448, 496, 518, 592, 862, 868, 992, 1036, 1147, 1184, 1724, 1736, 1984, 2072, 2294, 2368, 3017, 3448, 3472, 4144, 4588, 6034, 6896, 6944, 8029, 8288, 9176, 12068, 13361, 13792, 13888, 15947, 16058, 16576, 18352, 24136, 26722, 27584, 31894, 32116, 36704, 48272, 53444, 63788, 64232, 73408, 93527, 96544, 106888, 111629, 127576, 128464, 187054, 193088, 213776, 223258, 255152, 256928, 374108, 427552, 446516, 494357, 510304, 513856, 748216, 855104, 893032, 988714, 1020608, 1496432, 1786064, 1977428, 2992864, 3460499, 3572128, 3954856, 5985728, 6920998, 7144256, 7909712, 13841996, 15819424, 27683992, 31638848, 55367984, 110735968, 221471936]

約数ペア:

[(1, 221471936), (2, 110735968), (4, 55367984), (7, 31638848), (8, 27683992), (14, 15819424), (16, 13841996), (28, 7909712), (31, 7144256), (32, 6920998), (37, 5985728), (56, 3954856), (62, 3572128), (64, 3460499), (74, 2992864), (112, 1977428), (124, 1786064), (148, 1496432), (217, 1020608), (224, 988714), (248, 893032), (259, 855104), (296, 748216), (431, 513856), (434, 510304), (448, 494357), (496, 446516), (518, 427552), (592, 374108), (862, 256928), (868, 255152), (992, 223258), (1036, 213776), (1147, 193088), (1184, 187054), (1724, 128464), (1736, 127576), (1984, 111629), (2072, 106888), (2294, 96544), (2368, 93527), (3017, 73408), (3448, 64232), (3472, 63788), (4144, 53444), (4588, 48272), (6034, 36704), (6896, 32116), (6944, 31894), (8029, 27584), (8288, 26722), (9176, 24136), (12068, 18352), (13361, 16576), (13792, 16058), (13888, 15947)]