28132654

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 53187840

約数和(自身を除く): 25055186

約数列:

[1, 2, 11, 17, 19, 22, 34, 37, 38, 74, 107, 187, 209, 214, 323, 374, 407, 418, 629, 646, 703, 814, 1177, 1258, 1406, 1819, 2033, 2354, 3553, 3638, 3959, 4066, 6919, 7106, 7733, 7918, 11951, 13838, 15466, 20009, 22363, 23902, 34561, 40018, 43549, 44726, 67303, 69122, 75221, 87098, 131461, 134606, 150442, 262922, 380171, 740333, 760342, 827431, 1278757, 1480666, 1654862, 2557514, 14066327, 28132654]

約数ペア:

[(1, 28132654), (2, 14066327), (11, 2557514), (17, 1654862), (19, 1480666), (22, 1278757), (34, 827431), (37, 760342), (38, 740333), (74, 380171), (107, 262922), (187, 150442), (209, 134606), (214, 131461), (323, 87098), (374, 75221), (407, 69122), (418, 67303), (629, 44726), (646, 43549), (703, 40018), (814, 34561), (1177, 23902), (1258, 22363), (1406, 20009), (1819, 15466), (2033, 13838), (2354, 11951), (3553, 7918), (3638, 7733), (3959, 7106), (4066, 6919)]