813324928

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15767}}^1$

素因数の和:15825

約数の個数: 64

約数和(自身を含む): 1801336320

約数和(自身を除く): 988011392

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 403, 416, 496, 806, 832, 992, 1612, 1664, 1984, 3224, 3968, 6448, 12896, 15767, 25792, 31534, 51584, 63068, 126136, 204971, 252272, 409942, 488777, 504544, 819884, 977554, 1009088, 1639768, 1955108, 2018176, 3279536, 3910216, 6354101, 6559072, 7820432, 12708202, 13118144, 15640864, 25416404, 26236288, 31281728, 50832808, 62563456, 101665616, 203331232, 406662464, 813324928]

約数ペア:

[(1, 813324928), (2, 406662464), (4, 203331232), (8, 101665616), (13, 62563456), (16, 50832808), (26, 31281728), (31, 26236288), (32, 25416404), (52, 15640864), (62, 13118144), (64, 12708202), (104, 7820432), (124, 6559072), (128, 6354101), (208, 3910216), (248, 3279536), (403, 2018176), (416, 1955108), (496, 1639768), (806, 1009088), (832, 977554), (992, 819884), (1612, 504544), (1664, 488777), (1984, 409942), (3224, 252272), (3968, 204971), (6448, 126136), (12896, 63068), (15767, 51584), (25792, 31534)]