2780856

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2971}}^1$

素因数の和:2996

約数の個数: 48

約数和(自身を含む): 8113560

約数和(自身を除く): 5332704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 2971, 5942, 8913, 11884, 17826, 23768, 26739, 35652, 38623, 53478, 71304, 77246, 106956, 115869, 154492, 213912, 231738, 308984, 347607, 463476, 695214, 926952, 1390428, 2780856]

約数ペア:

[(1, 2780856), (2, 1390428), (3, 926952), (4, 695214), (6, 463476), (8, 347607), (9, 308984), (12, 231738), (13, 213912), (18, 154492), (24, 115869), (26, 106956), (36, 77246), (39, 71304), (52, 53478), (72, 38623), (78, 35652), (104, 26739), (117, 23768), (156, 17826), (234, 11884), (312, 8913), (468, 5942), (936, 2971)]