247729491

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{953}}^1\times {\mathrm{1699}}^1$

素因数の和:2675

約数の個数: 24

約数和(自身を含む): 379501200

約数和(自身を除く): 131771709

約数列:

[1, 3, 9, 17, 51, 153, 953, 1699, 2859, 5097, 8577, 15291, 16201, 28883, 48603, 86649, 145809, 259947, 1619147, 4857441, 14572323, 27525499, 82576497, 247729491]

約数ペア:

[(1, 247729491), (3, 82576497), (9, 27525499), (17, 14572323), (51, 4857441), (153, 1619147), (953, 259947), (1699, 145809), (2859, 86649), (5097, 48603), (8577, 28883), (15291, 16201)]