42890462

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{1693}}^1$

素因数の和:1987

約数の個数: 16

約数和(自身を含む): 65862720

約数和(自身を除く): 22972258

約数列:

[1, 2, 53, 106, 239, 478, 1693, 3386, 12667, 25334, 89729, 179458, 404627, 809254, 21445231, 42890462]

約数ペア:

[(1, 42890462), (2, 21445231), (53, 809254), (106, 404627), (239, 179458), (478, 89729), (1693, 25334), (3386, 12667)]