399698688

素因数分解:

$2^8\times 3^1\times {\mathrm{653}}^1\times {\mathrm{797}}^1$

素因数の和:1469

約数の個数: 72

約数和(自身を含む): 1066747248

約数和(自身を除く): 667048560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 653, 768, 797, 1306, 1594, 1959, 2391, 2612, 3188, 3918, 4782, 5224, 6376, 7836, 9564, 10448, 12752, 15672, 19128, 20896, 25504, 31344, 38256, 41792, 51008, 62688, 76512, 83584, 102016, 125376, 153024, 167168, 204032, 250752, 306048, 501504, 520441, 612096, 1040882, 1561323, 2081764, 3122646, 4163528, 6245292, 8327056, 12490584, 16654112, 24981168, 33308224, 49962336, 66616448, 99924672, 133232896, 199849344, 399698688]

約数ペア:

[(1, 399698688), (2, 199849344), (3, 133232896), (4, 99924672), (6, 66616448), (8, 49962336), (12, 33308224), (16, 24981168), (24, 16654112), (32, 12490584), (48, 8327056), (64, 6245292), (96, 4163528), (128, 3122646), (192, 2081764), (256, 1561323), (384, 1040882), (653, 612096), (768, 520441), (797, 501504), (1306, 306048), (1594, 250752), (1959, 204032), (2391, 167168), (2612, 153024), (3188, 125376), (3918, 102016), (4782, 83584), (5224, 76512), (6376, 62688), (7836, 51008), (9564, 41792), (10448, 38256), (12752, 31344), (15672, 25504), (19128, 20896)]