78711405

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{677}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 131998464

約数和(自身を除く): 53287059

約数列:

[1, 3, 5, 15, 23, 69, 115, 337, 345, 677, 1011, 1685, 2031, 3385, 5055, 7751, 10155, 15571, 23253, 38755, 46713, 77855, 116265, 228149, 233565, 684447, 1140745, 3422235, 5247427, 15742281, 26237135, 78711405]

約数ペア:

[(1, 78711405), (3, 26237135), (5, 15742281), (15, 5247427), (23, 3422235), (69, 1140745), (115, 684447), (337, 233565), (345, 228149), (677, 116265), (1011, 77855), (1685, 46713), (2031, 38755), (3385, 23253), (5055, 15571), (7751, 10155)]