81461142

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1543}}^1$

素因数の和:1977

約数の個数: 48

約数和(自身を含む): 202325760

約数和(自身を除く): 120864618

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 419, 838, 1257, 1543, 2514, 2933, 3086, 3771, 4629, 5866, 7542, 8799, 9258, 10801, 13887, 17598, 21602, 26397, 27774, 32403, 52794, 64806, 97209, 194418, 646517, 1293034, 1939551, 3879102, 4525619, 5818653, 9051238, 11637306, 13576857, 27153714, 40730571, 81461142]

約数ペア:

[(1, 81461142), (2, 40730571), (3, 27153714), (6, 13576857), (7, 11637306), (9, 9051238), (14, 5818653), (18, 4525619), (21, 3879102), (42, 1939551), (63, 1293034), (126, 646517), (419, 194418), (838, 97209), (1257, 64806), (1543, 52794), (2514, 32403), (2933, 27774), (3086, 26397), (3771, 21602), (4629, 17598), (5866, 13887), (7542, 10801), (8799, 9258)]