27778935

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2657}}^1$

素因数の和:2723

約数の個数: 32

約数和(自身を含む): 48226752

約数和(自身を除く): 20447817

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 2657, 3485, 7971, 10455, 13285, 39855, 45169, 108937, 135507, 225845, 326811, 544685, 677535, 1634055, 1851929, 5555787, 9259645, 27778935]

約数ペア:

[(1, 27778935), (3, 9259645), (5, 5555787), (15, 1851929), (17, 1634055), (41, 677535), (51, 544685), (85, 326811), (123, 225845), (205, 135507), (255, 108937), (615, 45169), (697, 39855), (2091, 13285), (2657, 10455), (3485, 7971)]