247008015

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{14407}}^1$

素因数の和:14548

約数の個数: 32

約数和(自身を含む): 442613760

約数和(自身を除く): 195605745

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 381, 635, 1143, 1905, 3429, 5715, 14407, 17145, 43221, 72035, 129663, 216105, 388989, 648315, 1829689, 1944945, 5489067, 9148445, 16467201, 27445335, 49401603, 82336005, 247008015]

約数ペア:

[(1, 247008015), (3, 82336005), (5, 49401603), (9, 27445335), (15, 16467201), (27, 9148445), (45, 5489067), (127, 1944945), (135, 1829689), (381, 648315), (635, 388989), (1143, 216105), (1905, 129663), (3429, 72035), (5715, 43221), (14407, 17145)]