278324272

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{1567}}^1$

素因数の和:2245

約数の個数: 40

約数和(自身を含む): 572213376

約数和(自身を除く): 293889104

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 653, 1306, 1567, 2612, 3134, 5224, 6268, 10448, 11101, 12536, 22202, 25072, 26639, 44404, 53278, 88808, 106556, 177616, 213112, 426224, 1023251, 2046502, 4093004, 8186008, 16372016, 17395267, 34790534, 69581068, 139162136, 278324272]

約数ペア:

[(1, 278324272), (2, 139162136), (4, 69581068), (8, 34790534), (16, 17395267), (17, 16372016), (34, 8186008), (68, 4093004), (136, 2046502), (272, 1023251), (653, 426224), (1306, 213112), (1567, 177616), (2612, 106556), (3134, 88808), (5224, 53278), (6268, 44404), (10448, 26639), (11101, 25072), (12536, 22202)]