28023171

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 42681600

約数和(自身を除く): 14658429

約数列:

[1, 3, 11, 33, 37, 59, 111, 177, 389, 407, 649, 1167, 1221, 1947, 2183, 4279, 6549, 12837, 14393, 22951, 24013, 43179, 68853, 72039, 158323, 252461, 474969, 757383, 849187, 2547561, 9341057, 28023171]

約数ペア:

[(1, 28023171), (3, 9341057), (11, 2547561), (33, 849187), (37, 757383), (59, 474969), (111, 252461), (177, 158323), (389, 72039), (407, 68853), (649, 43179), (1167, 24013), (1221, 22951), (1947, 14393), (2183, 12837), (4279, 6549)]