28895776

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9923}}^1$

素因数の和:9953

約数の個数: 48

約数和(自身を含む): 70023744

約数和(自身を除く): 41127968

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 9923, 19846, 39692, 69461, 79384, 128999, 138922, 158768, 257998, 277844, 317536, 515996, 555688, 902993, 1031992, 1111376, 1805986, 2063984, 2222752, 3611972, 4127968, 7223944, 14447888, 28895776]

約数ペア:

[(1, 28895776), (2, 14447888), (4, 7223944), (7, 4127968), (8, 3611972), (13, 2222752), (14, 2063984), (16, 1805986), (26, 1111376), (28, 1031992), (32, 902993), (52, 555688), (56, 515996), (91, 317536), (104, 277844), (112, 257998), (182, 158768), (208, 138922), (224, 128999), (364, 79384), (416, 69461), (728, 39692), (1456, 19846), (2912, 9923)]