16919675

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{971}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 22779792

約数和(自身を除く): 5860117

約数列:

[1, 5, 17, 25, 41, 85, 205, 425, 697, 971, 1025, 3485, 4855, 16507, 17425, 24275, 39811, 82535, 199055, 412675, 676787, 995275, 3383935, 16919675]

約数ペア:

[(1, 16919675), (5, 3383935), (17, 995275), (25, 676787), (41, 412675), (85, 199055), (205, 82535), (425, 39811), (697, 24275), (971, 17425), (1025, 16507), (3485, 4855)]