207325251

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:330

約数の個数: 80

約数和(自身を含む): 379912896

約数和(自身を除く): 172587645

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 137, 153, 157, 189, 357, 411, 459, 471, 567, 959, 1071, 1099, 1233, 1377, 1413, 2329, 2669, 2877, 3213, 3297, 3699, 4239, 6987, 8007, 8631, 9639, 9891, 11097, 12717, 16303, 18683, 20961, 21509, 24021, 25893, 29673, 48909, 56049, 62883, 64527, 72063, 77679, 89019, 146727, 150563, 168147, 188649, 193581, 216189, 365653, 440181, 451689, 504441, 580743, 1096959, 1320543, 1355067, 1513323, 1742229, 2559571, 3290877, 4065201, 7678713, 9872631, 12195603, 23036139, 29617893, 69108417, 207325251]

約数ペア:

[(1, 207325251), (3, 69108417), (7, 29617893), (9, 23036139), (17, 12195603), (21, 9872631), (27, 7678713), (51, 4065201), (63, 3290877), (81, 2559571), (119, 1742229), (137, 1513323), (153, 1355067), (157, 1320543), (189, 1096959), (357, 580743), (411, 504441), (459, 451689), (471, 440181), (567, 365653), (959, 216189), (1071, 193581), (1099, 188649), (1233, 168147), (1377, 150563), (1413, 146727), (2329, 89019), (2669, 77679), (2877, 72063), (3213, 64527), (3297, 62883), (3699, 56049), (4239, 48909), (6987, 29673), (8007, 25893), (8631, 24021), (9639, 21509), (9891, 20961), (11097, 18683), (12717, 16303)]