71221108

素因数分解:

$2^2\times 7^2\times {\mathrm{363373}}^1$

素因数の和:363391

約数の個数: 18

約数和(自身を含む): 144986226

約数和(自身を除く): 73765118

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 363373, 726746, 1453492, 2543611, 5087222, 10174444, 17805277, 35610554, 71221108]

約数ペア:

[(1, 71221108), (2, 35610554), (4, 17805277), (7, 10174444), (14, 5087222), (28, 2543611), (49, 1453492), (98, 726746), (196, 363373)]