30189807

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 48

約数和(自身を含む): 49070880

約数和(自身を除く): 18881073

約数列:

[1, 3, 9, 17, 27, 51, 53, 73, 153, 159, 219, 289, 459, 477, 657, 867, 901, 1241, 1431, 1971, 2601, 2703, 3723, 3869, 7803, 8109, 11169, 11607, 15317, 21097, 24327, 33507, 34821, 45951, 63291, 65773, 104463, 137853, 189873, 197319, 413559, 569619, 591957, 1118141, 1775871, 3354423, 10063269, 30189807]

約数ペア:

[(1, 30189807), (3, 10063269), (9, 3354423), (17, 1775871), (27, 1118141), (51, 591957), (53, 569619), (73, 413559), (153, 197319), (159, 189873), (219, 137853), (289, 104463), (459, 65773), (477, 63291), (657, 45951), (867, 34821), (901, 33507), (1241, 24327), (1431, 21097), (1971, 15317), (2601, 11607), (2703, 11169), (3723, 8109), (3869, 7803)]