1728888979985

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{2671}}^1\times {\mathrm{4831}}^1$

素因数の和:7845

約数の個数: 32

約数和(自身を含む): 2102134308864

約数和(自身を除く): 373245328879

約数列:

[1, 5, 127, 211, 635, 1055, 2671, 4831, 13355, 24155, 26797, 133985, 339217, 563581, 613537, 1019341, 1696085, 2817905, 3067685, 5096705, 12903601, 64518005, 71574787, 129456307, 357873935, 647281535, 1638757327, 2722659811, 8193786635, 13613299055, 345777795997, 1728888979985]

約数ペア:

[(1, 1728888979985), (5, 345777795997), (127, 13613299055), (211, 8193786635), (635, 2722659811), (1055, 1638757327), (2671, 647281535), (4831, 357873935), (13355, 129456307), (24155, 71574787), (26797, 64518005), (133985, 12903601), (339217, 5096705), (563581, 3067685), (613537, 2817905), (1019341, 1696085)]