2515697757

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{42487}}^1$

素因数の和:42559

約数の個数: 40

約数和(自身を含む): 4071710016

約数和(自身を除く): 1556012259

約数列:

[1, 3, 9, 17, 27, 43, 51, 81, 129, 153, 387, 459, 731, 1161, 1377, 2193, 3483, 6579, 19737, 42487, 59211, 127461, 382383, 722279, 1147149, 1826941, 2166837, 3441447, 5480823, 6500511, 16442469, 19501533, 31057997, 49327407, 58504599, 93173991, 147982221, 279521973, 838565919, 2515697757]

約数ペア:

[(1, 2515697757), (3, 838565919), (9, 279521973), (17, 147982221), (27, 93173991), (43, 58504599), (51, 49327407), (81, 31057997), (129, 19501533), (153, 16442469), (387, 6500511), (459, 5480823), (731, 3441447), (1161, 2166837), (1377, 1826941), (2193, 1147149), (3483, 722279), (6579, 382383), (19737, 127461), (42487, 59211)]