38888469

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 63752832

約数和(自身を除く): 24864363

約数列:

[1, 3, 9, 17, 23, 43, 51, 69, 129, 153, 207, 257, 387, 391, 731, 771, 989, 1173, 2193, 2313, 2967, 3519, 4369, 5911, 6579, 8901, 11051, 13107, 16813, 17733, 33153, 39321, 50439, 53199, 99459, 100487, 151317, 187867, 254173, 301461, 563601, 762519, 904383, 1690803, 2287557, 4320941, 12962823, 38888469]

約数ペア:

[(1, 38888469), (3, 12962823), (9, 4320941), (17, 2287557), (23, 1690803), (43, 904383), (51, 762519), (69, 563601), (129, 301461), (153, 254173), (207, 187867), (257, 151317), (387, 100487), (391, 99459), (731, 53199), (771, 50439), (989, 39321), (1173, 33153), (2193, 17733), (2313, 16813), (2967, 13107), (3519, 11051), (4369, 8901), (5911, 6579)]