81100012

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{9137}}^1$

素因数の和:9465

約数の個数: 24

約数和(自身を含む): 162729504

約数和(自身を除く): 81629492

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2219, 4438, 8876, 9137, 18274, 36548, 63959, 127918, 255836, 2896429, 5792858, 11585716, 20275003, 40550006, 81100012]

約数ペア:

[(1, 81100012), (2, 40550006), (4, 20275003), (7, 11585716), (14, 5792858), (28, 2896429), (317, 255836), (634, 127918), (1268, 63959), (2219, 36548), (4438, 18274), (8876, 9137)]