397799208

素因数分解:

$2^3\times 3^3\times {\mathrm{431}}^1\times {\mathrm{4273}}^1$

素因数の和:4719

約数の個数: 64

約数和(自身を含む): 1107820800

約数和(自身を除く): 710021592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 431, 862, 1293, 1724, 2586, 3448, 3879, 4273, 5172, 7758, 8546, 10344, 11637, 12819, 15516, 17092, 23274, 25638, 31032, 34184, 38457, 46548, 51276, 76914, 93096, 102552, 115371, 153828, 230742, 307656, 461484, 922968, 1841663, 3683326, 5524989, 7366652, 11049978, 14733304, 16574967, 22099956, 33149934, 44199912, 49724901, 66299868, 99449802, 132599736, 198899604, 397799208]

約数ペア:

[(1, 397799208), (2, 198899604), (3, 132599736), (4, 99449802), (6, 66299868), (8, 49724901), (9, 44199912), (12, 33149934), (18, 22099956), (24, 16574967), (27, 14733304), (36, 11049978), (54, 7366652), (72, 5524989), (108, 3683326), (216, 1841663), (431, 922968), (862, 461484), (1293, 307656), (1724, 230742), (2586, 153828), (3448, 115371), (3879, 102552), (4273, 93096), (5172, 76914), (7758, 51276), (8546, 46548), (10344, 38457), (11637, 34184), (12819, 31032), (15516, 25638), (17092, 23274)]