83770407

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 151721856

約数和(自身を除く): 67951449

約数列:

[1, 3, 7, 9, 17, 21, 43, 51, 63, 107, 119, 129, 153, 289, 301, 321, 357, 387, 731, 749, 867, 903, 963, 1071, 1819, 2023, 2193, 2247, 2601, 2709, 4601, 5117, 5457, 6069, 6579, 6741, 12427, 12733, 13803, 15351, 16371, 18207, 30923, 32207, 37281, 38199, 41409, 46053, 78217, 86989, 92769, 96621, 111843, 114597, 216461, 234651, 260967, 278307, 289863, 547519, 649383, 703953, 782901, 1329689, 1642557, 1948149, 3989067, 4927671, 9307823, 11967201, 27923469, 83770407]

約数ペア:

[(1, 83770407), (3, 27923469), (7, 11967201), (9, 9307823), (17, 4927671), (21, 3989067), (43, 1948149), (51, 1642557), (63, 1329689), (107, 782901), (119, 703953), (129, 649383), (153, 547519), (289, 289863), (301, 278307), (321, 260967), (357, 234651), (387, 216461), (731, 114597), (749, 111843), (867, 96621), (903, 92769), (963, 86989), (1071, 78217), (1819, 46053), (2023, 41409), (2193, 38199), (2247, 37281), (2601, 32207), (2709, 30923), (4601, 18207), (5117, 16371), (5457, 15351), (6069, 13803), (6579, 12733), (6741, 12427)]