1278254835

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{198641}}^1$

素因数の和:198676

約数の個数: 48

約数和(自身を含む): 2603004768

約数和(自身を除く): 1324749933

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 6435, 198641, 595923, 993205, 1787769, 2185051, 2582333, 2979615, 6555153, 7746999, 8938845, 10925255, 12911665, 19665459, 23240997, 28405663, 32775765, 38734995, 85216989, 98327295, 116204985, 142028315, 255650967, 426084945, 1278254835]

約数ペア:

[(1, 1278254835), (3, 426084945), (5, 255650967), (9, 142028315), (11, 116204985), (13, 98327295), (15, 85216989), (33, 38734995), (39, 32775765), (45, 28405663), (55, 23240997), (65, 19665459), (99, 12911665), (117, 10925255), (143, 8938845), (165, 7746999), (195, 6555153), (429, 2979615), (495, 2582333), (585, 2185051), (715, 1787769), (1287, 993205), (2145, 595923), (6435, 198641)]