291400485

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{733}}^1\times {\mathrm{1559}}^1$

素因数の和:2317

約数の個数: 32

約数和(自身を含む): 494657280

約数和(自身を除く): 203256795

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 733, 1559, 2199, 3665, 4677, 7795, 10995, 12461, 23385, 26503, 37383, 62305, 79509, 132515, 186915, 397545, 1142747, 3428241, 5713735, 17141205, 19426699, 58280097, 97133495, 291400485]

約数ペア:

[(1, 291400485), (3, 97133495), (5, 58280097), (15, 19426699), (17, 17141205), (51, 5713735), (85, 3428241), (255, 1142747), (733, 397545), (1559, 186915), (2199, 132515), (3665, 79509), (4677, 62305), (7795, 37383), (10995, 26503), (12461, 23385)]