489403798

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{19961}}^1$

素因数の和:20040

約数の個数: 32

約数和(自身を含む): 845111232

約数和(自身を除く): 355707434

約数列:

[1, 2, 13, 23, 26, 41, 46, 82, 299, 533, 598, 943, 1066, 1886, 12259, 19961, 24518, 39922, 259493, 459103, 518986, 818401, 918206, 1636802, 5968339, 10639213, 11936678, 18823223, 21278426, 37646446, 244701899, 489403798]

約数ペア:

[(1, 489403798), (2, 244701899), (13, 37646446), (23, 21278426), (26, 18823223), (41, 11936678), (46, 10639213), (82, 5968339), (299, 1636802), (533, 918206), (598, 818401), (943, 518986), (1066, 459103), (1886, 259493), (12259, 39922), (19961, 24518)]