1990065

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1723}}^1$

素因数の和:1749

約数の個数: 32

約数和(自身を含む): 3972096

約数和(自身を除く): 1982031

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 1723, 5169, 8615, 12061, 18953, 25845, 36183, 56859, 60305, 94765, 132671, 180915, 284295, 398013, 663355, 1990065]

約数ペア:

[(1, 1990065), (3, 663355), (5, 398013), (7, 284295), (11, 180915), (15, 132671), (21, 94765), (33, 60305), (35, 56859), (55, 36183), (77, 25845), (105, 18953), (165, 12061), (231, 8615), (385, 5169), (1155, 1723)]