42800428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{9091}}^1$

素因数の和:9213

約数の個数: 24

約数和(自身を含む): 82482624

約数和(自身を除く): 39682196

約数列:

[1, 2, 4, 11, 22, 44, 107, 214, 428, 1177, 2354, 4708, 9091, 18182, 36364, 100001, 200002, 400004, 972737, 1945474, 3890948, 10700107, 21400214, 42800428]

約数ペア:

[(1, 42800428), (2, 21400214), (4, 10700107), (11, 3890948), (22, 1945474), (44, 972737), (107, 400004), (214, 200002), (428, 100001), (1177, 36364), (2354, 18182), (4708, 9091)]