221738445

素因数分解:

$3^3\times 5^1\times {\mathrm{691}}^1\times {\mathrm{2377}}^1$

素因数の和:3082

約数の個数: 32

約数和(自身を含む): 394938240

約数和(自身を除く): 173199795

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 691, 2073, 2377, 3455, 6219, 7131, 10365, 11885, 18657, 21393, 31095, 35655, 64179, 93285, 106965, 320895, 1642507, 4927521, 8212535, 14782563, 24637605, 44347689, 73912815, 221738445]

約数ペア:

[(1, 221738445), (3, 73912815), (5, 44347689), (9, 24637605), (15, 14782563), (27, 8212535), (45, 4927521), (135, 1642507), (691, 320895), (2073, 106965), (2377, 93285), (3455, 64179), (6219, 35655), (7131, 31095), (10365, 21393), (11885, 18657)]