2071503

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 3459456

約数和(自身を除く): 1387953

約数列:

[1, 3, 7, 9, 21, 63, 131, 251, 393, 753, 917, 1179, 1757, 2259, 2751, 5271, 8253, 15813, 32881, 98643, 230167, 295929, 690501, 2071503]

約数ペア:

[(1, 2071503), (3, 690501), (7, 295929), (9, 230167), (21, 98643), (63, 32881), (131, 15813), (251, 8253), (393, 5271), (753, 2751), (917, 2259), (1179, 1757)]