398045258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{2753}}^1$

素因数の和:2918

約数の個数: 32

約数和(自身を含む): 660695616

約数和(自身を除く): 262650358

約数列:

[1, 2, 13, 26, 67, 83, 134, 166, 871, 1079, 1742, 2158, 2753, 5506, 5561, 11122, 35789, 71578, 72293, 144586, 184451, 228499, 368902, 456998, 2397863, 2970487, 4795726, 5940974, 15309433, 30618866, 199022629, 398045258]

約数ペア:

[(1, 398045258), (2, 199022629), (13, 30618866), (26, 15309433), (67, 5940974), (83, 4795726), (134, 2970487), (166, 2397863), (871, 456998), (1079, 368902), (1742, 228499), (2158, 184451), (2753, 144586), (5506, 72293), (5561, 71578), (11122, 35789)]