51112251

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:540

約数の個数: 36

約数和(自身を含む): 80426632

約数和(自身を除く): 29314381

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 289, 387, 457, 731, 867, 1371, 2193, 2601, 4113, 6579, 7769, 12427, 19651, 23307, 37281, 58953, 69921, 111843, 132073, 176859, 334067, 396219, 1002201, 1188657, 3006603, 5679139, 17037417, 51112251]

約数ペア:

[(1, 51112251), (3, 17037417), (9, 5679139), (17, 3006603), (43, 1188657), (51, 1002201), (129, 396219), (153, 334067), (289, 176859), (387, 132073), (457, 111843), (731, 69921), (867, 58953), (1371, 37281), (2193, 23307), (2601, 19651), (4113, 12427), (6579, 7769)]