643657729

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{353}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 779321088

約数和(自身を除く): 135663359

約数列:

[1, 11, 13, 41, 143, 311, 353, 451, 533, 3421, 3883, 4043, 4589, 5863, 12751, 14473, 44473, 50479, 109783, 140261, 159203, 165763, 188149, 1207613, 1427179, 1823393, 2069639, 4501103, 15698969, 49512133, 58514339, 643657729]

約数ペア:

[(1, 643657729), (11, 58514339), (13, 49512133), (41, 15698969), (143, 4501103), (311, 2069639), (353, 1823393), (451, 1427179), (533, 1207613), (3421, 188149), (3883, 165763), (4043, 159203), (4589, 140261), (5863, 109783), (12751, 50479), (14473, 44473)]