2851665

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 4945536

約数和(自身を除く): 2093871

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 211, 255, 265, 633, 795, 901, 1055, 2703, 3165, 3587, 4505, 10761, 11183, 13515, 17935, 33549, 53805, 55915, 167745, 190111, 570333, 950555, 2851665]

約数ペア:

[(1, 2851665), (3, 950555), (5, 570333), (15, 190111), (17, 167745), (51, 55915), (53, 53805), (85, 33549), (159, 17935), (211, 13515), (255, 11183), (265, 10761), (633, 4505), (795, 3587), (901, 3165), (1055, 2703)]