28983376

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:563

約数の個数: 40

約数和(自身を含む): 58160960

約数和(自身を除く): 29177584

約数列:

[1, 2, 4, 8, 16, 43, 86, 103, 172, 206, 344, 409, 412, 688, 818, 824, 1636, 1648, 3272, 4429, 6544, 8858, 17587, 17716, 35174, 35432, 42127, 70348, 70864, 84254, 140696, 168508, 281392, 337016, 674032, 1811461, 3622922, 7245844, 14491688, 28983376]

約数ペア:

[(1, 28983376), (2, 14491688), (4, 7245844), (8, 3622922), (16, 1811461), (43, 674032), (86, 337016), (103, 281392), (172, 168508), (206, 140696), (344, 84254), (409, 70864), (412, 70348), (688, 42127), (818, 35432), (824, 35174), (1636, 17716), (1648, 17587), (3272, 8858), (4429, 6544)]