61238505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{240151}}^1$

素因数の和:240176

約数の個数: 16

約数和(自身を含む): 103745664

約数和(自身を除く): 42507159

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 240151, 720453, 1200755, 3602265, 4082567, 12247701, 20412835, 61238505]

約数ペア:

[(1, 61238505), (3, 20412835), (5, 12247701), (15, 4082567), (17, 3602265), (51, 1200755), (85, 720453), (255, 240151)]