2008251

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 3354624

約数和(自身を除く): 1346373

約数列:

[1, 3, 7, 9, 21, 63, 127, 251, 381, 753, 889, 1143, 1757, 2259, 2667, 5271, 8001, 15813, 31877, 95631, 223139, 286893, 669417, 2008251]

約数ペア:

[(1, 2008251), (3, 669417), (7, 286893), (9, 223139), (21, 95631), (63, 31877), (127, 15813), (251, 8001), (381, 5271), (753, 2667), (889, 2259), (1143, 1757)]