30784617

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:355

約数の個数: 40

約数和(自身を含む): 49193760

約数和(自身を除く): 18409143

約数列:

[1, 3, 9, 19, 27, 57, 81, 83, 171, 241, 249, 513, 723, 747, 1539, 1577, 2169, 2241, 4579, 4731, 6507, 6723, 13737, 14193, 19521, 20003, 41211, 42579, 60009, 123633, 127737, 180027, 370899, 380057, 540081, 1140171, 1620243, 3420513, 10261539, 30784617]

約数ペア:

[(1, 30784617), (3, 10261539), (9, 3420513), (19, 1620243), (27, 1140171), (57, 540081), (81, 380057), (83, 370899), (171, 180027), (241, 127737), (249, 123633), (513, 60009), (723, 42579), (747, 41211), (1539, 20003), (1577, 19521), (2169, 14193), (2241, 13737), (4579, 6723), (4731, 6507)]