256355835

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1005317}}^1$

素因数の和:1005342

約数の個数: 16

約数和(自身を含む): 434297376

約数和(自身を除く): 177941541

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 1005317, 3015951, 5026585, 15079755, 17090389, 51271167, 85451945, 256355835]

約数ペア:

[(1, 256355835), (3, 85451945), (5, 51271167), (15, 17090389), (17, 15079755), (51, 5026585), (85, 3015951), (255, 1005317)]