348563439

素因数分解:

$3^3\times 7^1\times {\mathrm{991}}^1\times {\mathrm{1861}}^1$

素因数の和:2868

約数の個数: 32

約数和(自身を含む): 591073280

約数和(自身を除く): 242509841

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 991, 1861, 2973, 5583, 6937, 8919, 13027, 16749, 20811, 26757, 39081, 50247, 62433, 117243, 187299, 351729, 1844251, 5532753, 12909757, 16598259, 38729271, 49794777, 116187813, 348563439]

約数ペア:

[(1, 348563439), (3, 116187813), (7, 49794777), (9, 38729271), (21, 16598259), (27, 12909757), (63, 5532753), (189, 1844251), (991, 351729), (1861, 187299), (2973, 117243), (5583, 62433), (6937, 50247), (8919, 39081), (13027, 26757), (16749, 20811)]