28212628

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:316

約数の個数: 36

約数和(自身を含む): 52645600

約数和(自身を除く): 24432972

約数列:

[1, 2, 4, 23, 46, 67, 92, 134, 199, 268, 398, 529, 796, 1058, 1541, 2116, 3082, 4577, 6164, 9154, 13333, 18308, 26666, 35443, 53332, 70886, 105271, 141772, 210542, 306659, 421084, 613318, 1226636, 7053157, 14106314, 28212628]

約数ペア:

[(1, 28212628), (2, 14106314), (4, 7053157), (23, 1226636), (46, 613318), (67, 421084), (92, 306659), (134, 210542), (199, 141772), (268, 105271), (398, 70886), (529, 53332), (796, 35443), (1058, 26666), (1541, 18308), (2116, 13333), (3082, 9154), (4577, 6164)]