28011189

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 41399424

約数和(自身を除く): 13388235

約数列:

[1, 3, 17, 43, 51, 53, 129, 159, 241, 723, 731, 901, 2193, 2279, 2703, 4097, 6837, 10363, 12291, 12773, 31089, 38319, 38743, 116229, 176171, 217141, 528513, 549239, 651423, 1647717, 9337063, 28011189]

約数ペア:

[(1, 28011189), (3, 9337063), (17, 1647717), (43, 651423), (51, 549239), (53, 528513), (129, 217141), (159, 176171), (241, 116229), (723, 38743), (731, 38319), (901, 31089), (2193, 12773), (2279, 12291), (2703, 10363), (4097, 6837)]