81341946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{645571}}^1$

素因数の和:645586

約数の個数: 24

約数和(自身を含む): 201418464

約数和(自身を除く): 120076518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 645571, 1291142, 1936713, 3873426, 4518997, 5810139, 9037994, 11620278, 13556991, 27113982, 40670973, 81341946]

約数ペア:

[(1, 81341946), (2, 40670973), (3, 27113982), (6, 13556991), (7, 11620278), (9, 9037994), (14, 5810139), (18, 4518997), (21, 3873426), (42, 1936713), (63, 1291142), (126, 645571)]