28397448

素因数分解:

$2^3\times 3^2\times {\mathrm{394409}}^1$

素因数の和:394421

約数の個数: 24

約数和(自身を含む): 76909950

約数和(自身を除く): 48512502

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 394409, 788818, 1183227, 1577636, 2366454, 3155272, 3549681, 4732908, 7099362, 9465816, 14198724, 28397448]

約数ペア:

[(1, 28397448), (2, 14198724), (3, 9465816), (4, 7099362), (6, 4732908), (8, 3549681), (9, 3155272), (12, 2366454), (18, 1577636), (24, 1183227), (36, 788818), (72, 394409)]