389635552

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{263}}^1\times {\mathrm{691}}^1$

素因数の和:1031

約数の個数: 48

約数和(自身を含む): 782635392

約数和(自身を除く): 392999840

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 263, 268, 526, 536, 691, 1052, 1072, 1382, 2104, 2144, 2764, 4208, 5528, 8416, 11056, 17621, 22112, 35242, 46297, 70484, 92594, 140968, 181733, 185188, 281936, 363466, 370376, 563872, 726932, 740752, 1453864, 1481504, 2907728, 5815456, 12176111, 24352222, 48704444, 97408888, 194817776, 389635552]

約数ペア:

[(1, 389635552), (2, 194817776), (4, 97408888), (8, 48704444), (16, 24352222), (32, 12176111), (67, 5815456), (134, 2907728), (263, 1481504), (268, 1453864), (526, 740752), (536, 726932), (691, 563872), (1052, 370376), (1072, 363466), (1382, 281936), (2104, 185188), (2144, 181733), (2764, 140968), (4208, 92594), (5528, 70484), (8416, 46297), (11056, 35242), (17621, 22112)]