15768081

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4391}}^1$

素因数の和:4426

約数の個数: 32

約数和(自身を含む): 28108800

約数和(自身を除く): 12340719

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 4391, 13173, 30737, 39519, 83429, 92211, 118557, 250287, 276633, 584003, 750861, 829899, 1752009, 2252583, 5256027, 15768081]

約数ペア:

[(1, 15768081), (3, 5256027), (7, 2252583), (9, 1752009), (19, 829899), (21, 750861), (27, 584003), (57, 276633), (63, 250287), (133, 118557), (171, 92211), (189, 83429), (399, 39519), (513, 30737), (1197, 13173), (3591, 4391)]