40807431

素因数分解:

$3^2\times 7^1\times {\mathrm{463}}^1\times {\mathrm{1399}}^1$

素因数の和:1875

約数の個数: 24

約数和(自身を含む): 67558400

約数和(自身を除く): 26750969

約数列:

[1, 3, 7, 9, 21, 63, 463, 1389, 1399, 3241, 4167, 4197, 9723, 9793, 12591, 29169, 29379, 88137, 647737, 1943211, 4534159, 5829633, 13602477, 40807431]

約数ペア:

[(1, 40807431), (3, 13602477), (7, 5829633), (9, 4534159), (21, 1943211), (63, 647737), (463, 88137), (1389, 29379), (1399, 29169), (3241, 12591), (4167, 9793), (4197, 9723)]