28125216

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{1993}}^1$

素因数の和:2023

約数の個数: 108

約数和(自身を含む): 93085902

約数和(自身を除く): 64960686

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, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 392, 441, 504, 588, 672, 784, 882, 1008, 1176, 1568, 1764, 1993, 2016, 2352, 3528, 3986, 4704, 5979, 7056, 7972, 11958, 13951, 14112, 15944, 17937, 23916, 27902, 31888, 35874, 41853, 47832, 55804, 63776, 71748, 83706, 95664, 97657, 111608, 125559, 143496, 167412, 191328, 195314, 223216, 251118, 286992, 292971, 334824, 390628, 446432, 502236, 573984, 585942, 669648, 781256, 878913, 1004472, 1171884, 1339296, 1562512, 1757826, 2008944, 2343768, 3125024, 3515652, 4017888, 4687536, 7031304, 9375072, 14062608, 28125216]

約数ペア:

[(1, 28125216), (2, 14062608), (3, 9375072), (4, 7031304), (6, 4687536), (7, 4017888), (8, 3515652), (9, 3125024), (12, 2343768), (14, 2008944), (16, 1757826), (18, 1562512), (21, 1339296), (24, 1171884), (28, 1004472), (32, 878913), (36, 781256), (42, 669648), (48, 585942), (49, 573984), (56, 502236), (63, 446432), (72, 390628), (84, 334824), (96, 292971), (98, 286992), (112, 251118), (126, 223216), (144, 195314), (147, 191328), (168, 167412), (196, 143496), (224, 125559), (252, 111608), (288, 97657), (294, 95664), (336, 83706), (392, 71748), (441, 63776), (504, 55804), (588, 47832), (672, 41853), (784, 35874), (882, 31888), (1008, 27902), (1176, 23916), (1568, 17937), (1764, 15944), (1993, 14112), (2016, 13951), (2352, 11958), (3528, 7972), (3986, 7056), (4704, 5979)]