289797730

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1\times {\mathrm{1361}}^1$

素因数の和:1674

約数の個数: 32

約数和(自身を含む): 529545600

約数和(自身を除く): 239747870

約数列:

[1, 2, 5, 10, 107, 199, 214, 398, 535, 995, 1070, 1361, 1990, 2722, 6805, 13610, 21293, 42586, 106465, 145627, 212930, 270839, 291254, 541678, 728135, 1354195, 1456270, 2708390, 28979773, 57959546, 144898865, 289797730]

約数ペア:

[(1, 289797730), (2, 144898865), (5, 57959546), (10, 28979773), (107, 2708390), (199, 1456270), (214, 1354195), (398, 728135), (535, 541678), (995, 291254), (1070, 270839), (1361, 212930), (1990, 145627), (2722, 106465), (6805, 42586), (13610, 21293)]