2580741

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:374

約数の個数: 20

約数和(自身を含む): 3899104

約数和(自身を除く): 1318363

約数列:

[1, 3, 9, 27, 81, 151, 211, 453, 633, 1359, 1899, 4077, 5697, 12231, 17091, 31861, 95583, 286749, 860247, 2580741]

約数ペア:

[(1, 2580741), (3, 860247), (9, 286749), (27, 95583), (81, 31861), (151, 17091), (211, 12231), (453, 5697), (633, 4077), (1359, 1899)]