15706721961

素因数分解:

$3^3\times 7^1\times {\mathrm{1579}}^1\times {\mathrm{52631}}^1$

素因数の和:54226

約数の個数: 32

約数和(自身を含む): 26610739200

約数和(自身を除く): 10904017239

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1579, 4737, 11053, 14211, 33159, 42633, 52631, 99477, 157893, 298431, 368417, 473679, 1105251, 1421037, 3315753, 9947259, 83104349, 249313047, 581730443, 747939141, 1745191329, 2243817423, 5235573987, 15706721961]

約数ペア:

[(1, 15706721961), (3, 5235573987), (7, 2243817423), (9, 1745191329), (21, 747939141), (27, 581730443), (63, 249313047), (189, 83104349), (1579, 9947259), (4737, 3315753), (11053, 1421037), (14211, 1105251), (33159, 473679), (42633, 368417), (52631, 298431), (99477, 157893)]