1117090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{661}}^1$

素因数の和:694

約数の個数: 24

約数和(自身を含む): 2180628

約数和(自身を除く): 1063538

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 661, 845, 1322, 1690, 3305, 6610, 8593, 17186, 42965, 85930, 111709, 223418, 558545, 1117090]

約数ペア:

[(1, 1117090), (2, 558545), (5, 223418), (10, 111709), (13, 85930), (26, 42965), (65, 17186), (130, 8593), (169, 6610), (338, 3305), (661, 1690), (845, 1322)]