87831405

素因数分解:

$3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{3371}}^1$

素因数の和:3578

約数の個数: 32

約数和(自身を含む): 157000320

約数和(自身を除く): 69168915

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 193, 579, 965, 1737, 2895, 3371, 5211, 8685, 10113, 16855, 26055, 30339, 50565, 91017, 151695, 455085, 650603, 1951809, 3253015, 5855427, 9759045, 17566281, 29277135, 87831405]

約数ペア:

[(1, 87831405), (3, 29277135), (5, 17566281), (9, 9759045), (15, 5855427), (27, 3253015), (45, 1951809), (135, 650603), (193, 455085), (579, 151695), (965, 91017), (1737, 50565), (2895, 30339), (3371, 26055), (5211, 16855), (8685, 10113)]