320469499

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1\times {\mathrm{1009}}^1$

素因数の和:1207

約数の個数: 24

約数和(自身を含む): 391928480

約数和(自身を除く): 71458981

約数列:

[1, 7, 17, 119, 157, 289, 1009, 1099, 2023, 2669, 7063, 17153, 18683, 45373, 120071, 158413, 291601, 317611, 1108891, 2041207, 2693021, 18851147, 45781357, 320469499]

約数ペア:

[(1, 320469499), (7, 45781357), (17, 18851147), (119, 2693021), (157, 2041207), (289, 1108891), (1009, 317611), (1099, 291601), (2023, 158413), (2669, 120071), (7063, 45373), (17153, 18683)]