81482142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{9749}}^1$

素因数の和:9960

約数の個数: 32

約数和(自身を含む): 187200000

約数和(自身を除く): 105717858

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 199, 398, 597, 1194, 1393, 2786, 4179, 8358, 9749, 19498, 29247, 58494, 68243, 136486, 204729, 409458, 1940051, 3880102, 5820153, 11640306, 13580357, 27160714, 40741071, 81482142]

約数ペア:

[(1, 81482142), (2, 40741071), (3, 27160714), (6, 13580357), (7, 11640306), (14, 5820153), (21, 3880102), (42, 1940051), (199, 409458), (398, 204729), (597, 136486), (1194, 68243), (1393, 58494), (2786, 29247), (4179, 19498), (8358, 9749)]