28543983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 42696192

約数和(自身を除く): 14152209

約数列:

[1, 3, 13, 37, 39, 111, 131, 151, 393, 453, 481, 1443, 1703, 1963, 4847, 5109, 5587, 5889, 14541, 16761, 19781, 59343, 63011, 72631, 189033, 217893, 257153, 731897, 771459, 2195691, 9514661, 28543983]

約数ペア:

[(1, 28543983), (3, 9514661), (13, 2195691), (37, 771459), (39, 731897), (111, 257153), (131, 217893), (151, 189033), (393, 72631), (453, 63011), (481, 59343), (1443, 19781), (1703, 16761), (1963, 14541), (4847, 5889), (5109, 5587)]