990147261

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1\times {\mathrm{523}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 1400463360

約数和(自身を除く): 410316099

約数列:

[1, 3, 29, 47, 87, 141, 463, 523, 1363, 1389, 1569, 4089, 13427, 15167, 21761, 24581, 40281, 45501, 65283, 73743, 242149, 631069, 712849, 726447, 1893207, 2138547, 7022321, 11381003, 21066963, 34143009, 330049087, 990147261]

約数ペア:

[(1, 990147261), (3, 330049087), (29, 34143009), (47, 21066963), (87, 11381003), (141, 7022321), (463, 2138547), (523, 1893207), (1363, 726447), (1389, 712849), (1569, 631069), (4089, 242149), (13427, 73743), (15167, 65283), (21761, 45501), (24581, 40281)]