81425862

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{646237}}^1$

素因数の和:646252

約数の個数: 24

約数和(自身を含む): 201626256

約数和(自身を除く): 120200394

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 646237, 1292474, 1938711, 3877422, 4523659, 5816133, 9047318, 11632266, 13570977, 27141954, 40712931, 81425862]

約数ペア:

[(1, 81425862), (2, 40712931), (3, 27141954), (6, 13570977), (7, 11632266), (9, 9047318), (14, 5816133), (18, 4523659), (21, 3877422), (42, 1938711), (63, 1292474), (126, 646237)]