173980928

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2051

約数の個数: 72

約数和(自身を含む): 391270656

約数和(自身を除く): 217289728

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 256, 341, 352, 496, 682, 704, 992, 1364, 1408, 1984, 1993, 2728, 2816, 3968, 3986, 5456, 7936, 7972, 10912, 15944, 21824, 21923, 31888, 43648, 43846, 61783, 63776, 87296, 87692, 123566, 127552, 175384, 247132, 255104, 350768, 494264, 510208, 679613, 701536, 988528, 1359226, 1403072, 1977056, 2718452, 2806144, 3954112, 5436904, 5612288, 7908224, 10873808, 15816448, 21747616, 43495232, 86990464, 173980928]

約数ペア:

[(1, 173980928), (2, 86990464), (4, 43495232), (8, 21747616), (11, 15816448), (16, 10873808), (22, 7908224), (31, 5612288), (32, 5436904), (44, 3954112), (62, 2806144), (64, 2718452), (88, 1977056), (124, 1403072), (128, 1359226), (176, 988528), (248, 701536), (256, 679613), (341, 510208), (352, 494264), (496, 350768), (682, 255104), (704, 247132), (992, 175384), (1364, 127552), (1408, 123566), (1984, 87692), (1993, 87296), (2728, 63776), (2816, 61783), (3968, 43846), (3986, 43648), (5456, 31888), (7936, 21923), (7972, 21824), (10912, 15944)]