8381745

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1321}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 15229440

約数和(自身を除く): 6847695

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 1321, 2115, 3963, 6345, 6605, 11889, 19815, 35667, 59445, 62087, 178335, 186261, 310435, 558783, 931305, 1676349, 2793915, 8381745]

約数ペア:

[(1, 8381745), (3, 2793915), (5, 1676349), (9, 931305), (15, 558783), (27, 310435), (45, 186261), (47, 178335), (135, 62087), (141, 59445), (235, 35667), (423, 19815), (705, 11889), (1269, 6605), (1321, 6345), (2115, 3963)]