40399149

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{73}}^2$

素因数の和:194

約数の個数: 36

約数和(自身を含む): 65873376

約数和(自身を除く): 25474227

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 361, 399, 511, 1083, 1387, 1533, 2527, 4161, 5329, 7581, 9709, 15987, 26353, 29127, 37303, 79059, 101251, 111909, 184471, 303753, 553413, 708757, 1923769, 2126271, 5771307, 13466383, 40399149]

約数ペア:

[(1, 40399149), (3, 13466383), (7, 5771307), (19, 2126271), (21, 1923769), (57, 708757), (73, 553413), (133, 303753), (219, 184471), (361, 111909), (399, 101251), (511, 79059), (1083, 37303), (1387, 29127), (1533, 26353), (2527, 15987), (4161, 9709), (5329, 7581)]