4099815

素因数分解:

$3^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:261

約数の個数: 40

約数和(自身を含む): 7527168

約数和(自身を除く): 3427353

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 191, 265, 405, 477, 573, 795, 955, 1431, 1719, 2385, 2865, 4293, 5157, 7155, 8595, 10123, 15471, 21465, 25785, 30369, 50615, 77355, 91107, 151845, 273321, 455535, 819963, 1366605, 4099815]

約数ペア:

[(1, 4099815), (3, 1366605), (5, 819963), (9, 455535), (15, 273321), (27, 151845), (45, 91107), (53, 77355), (81, 50615), (135, 30369), (159, 25785), (191, 21465), (265, 15471), (405, 10123), (477, 8595), (573, 7155), (795, 5157), (955, 4293), (1431, 2865), (1719, 2385)]