193455423

素因数分解:

$3^2\times 7^1\times {\mathrm{461}}^1\times {\mathrm{6661}}^1$

素因数の和:7135

約数の個数: 24

約数和(自身を含む): 320095776

約数和(自身を除く): 126640353

約数列:

[1, 3, 7, 9, 21, 63, 461, 1383, 3227, 4149, 6661, 9681, 19983, 29043, 46627, 59949, 139881, 419643, 3070721, 9212163, 21495047, 27636489, 64485141, 193455423]

約数ペア:

[(1, 193455423), (3, 64485141), (7, 27636489), (9, 21495047), (21, 9212163), (63, 3070721), (461, 419643), (1383, 139881), (3227, 59949), (4149, 46627), (6661, 29043), (9681, 19983)]