81008284

素因数分解:

$2^2\times 7^1\times {\mathrm{1619}}^1\times {\mathrm{1787}}^1$

素因数の和:3417

約数の個数: 24

約数和(自身を含む): 162207360

約数和(自身を除く): 81199076

約数列:

[1, 2, 4, 7, 14, 28, 1619, 1787, 3238, 3574, 6476, 7148, 11333, 12509, 22666, 25018, 45332, 50036, 2893153, 5786306, 11572612, 20252071, 40504142, 81008284]

約数ペア:

[(1, 81008284), (2, 40504142), (4, 20252071), (7, 11572612), (14, 5786306), (28, 2893153), (1619, 50036), (1787, 45332), (3238, 25018), (3574, 22666), (6476, 12509), (7148, 11333)]