31411905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13007}}^1$

素因数の和:13045

約数の個数: 32

約数和(自身を含む): 59940864

約数和(自身を除く): 28528959

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 13007, 39021, 65035, 91049, 195105, 273147, 299161, 455245, 897483, 1365735, 1495805, 2094127, 4487415, 6282381, 10470635, 31411905]

約数ペア:

[(1, 31411905), (3, 10470635), (5, 6282381), (7, 4487415), (15, 2094127), (21, 1495805), (23, 1365735), (35, 897483), (69, 455245), (105, 299161), (115, 273147), (161, 195105), (345, 91049), (483, 65035), (805, 39021), (2415, 13007)]