15861888

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{281}}^1$

素因数の和:315

約数の個数: 144

約数和(自身を含む): 53285310

約数和(自身を除く): 37423422

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 281, 288, 294, 336, 384, 392, 441, 448, 504, 562, 576, 588, 672, 784, 843, 882, 896, 1008, 1124, 1152, 1176, 1344, 1568, 1686, 1764, 1967, 2016, 2248, 2352, 2529, 2688, 3136, 3372, 3528, 3934, 4032, 4496, 4704, 5058, 5901, 6272, 6744, 7056, 7868, 8064, 8992, 9408, 10116, 11802, 13488, 13769, 14112, 15736, 17703, 17984, 18816, 20232, 23604, 26976, 27538, 28224, 31472, 35406, 35968, 40464, 41307, 47208, 53952, 55076, 56448, 62944, 70812, 80928, 82614, 94416, 107904, 110152, 123921, 125888, 141624, 161856, 165228, 188832, 220304, 247842, 251776, 283248, 323712, 330456, 377664, 440608, 495684, 566496, 660912, 755328, 881216, 991368, 1132992, 1321824, 1762432, 1982736, 2265984, 2643648, 3965472, 5287296, 7930944, 15861888]

約数ペア:

[(1, 15861888), (2, 7930944), (3, 5287296), (4, 3965472), (6, 2643648), (7, 2265984), (8, 1982736), (9, 1762432), (12, 1321824), (14, 1132992), (16, 991368), (18, 881216), (21, 755328), (24, 660912), (28, 566496), (32, 495684), (36, 440608), (42, 377664), (48, 330456), (49, 323712), (56, 283248), (63, 251776), (64, 247842), (72, 220304), (84, 188832), (96, 165228), (98, 161856), (112, 141624), (126, 125888), (128, 123921), (144, 110152), (147, 107904), (168, 94416), (192, 82614), (196, 80928), (224, 70812), (252, 62944), (281, 56448), (288, 55076), (294, 53952), (336, 47208), (384, 41307), (392, 40464), (441, 35968), (448, 35406), (504, 31472), (562, 28224), (576, 27538), (588, 26976), (672, 23604), (784, 20232), (843, 18816), (882, 17984), (896, 17703), (1008, 15736), (1124, 14112), (1152, 13769), (1176, 13488), (1344, 11802), (1568, 10116), (1686, 9408), (1764, 8992), (1967, 8064), (2016, 7868), (2248, 7056), (2352, 6744), (2529, 6272), (2688, 5901), (3136, 5058), (3372, 4704), (3528, 4496), (3934, 4032)]