2705745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 5029632

約数和(自身を除く): 2323887

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 353, 365, 511, 1059, 1095, 1533, 1765, 2471, 2555, 5295, 7413, 7665, 12355, 25769, 37065, 77307, 128845, 180383, 386535, 541149, 901915, 2705745]

約数ペア:

[(1, 2705745), (3, 901915), (5, 541149), (7, 386535), (15, 180383), (21, 128845), (35, 77307), (73, 37065), (105, 25769), (219, 12355), (353, 7665), (365, 7413), (511, 5295), (1059, 2555), (1095, 2471), (1533, 1765)]