647032945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{136361}}^1$

素因数の和:136452

約数の個数: 16

約数和(自身を含む): 847626192

約数和(自身を除く): 200593247

約数列:

[1, 5, 13, 65, 73, 365, 949, 4745, 136361, 681805, 1772693, 8863465, 9954353, 49771765, 129406589, 647032945]

約数ペア:

[(1, 647032945), (5, 129406589), (13, 49771765), (65, 9954353), (73, 8863465), (365, 1772693), (949, 681805), (4745, 136361)]