291275757

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3571}}^1$

素因数の和:3655

約数の個数: 40

約数和(自身を含む): 466788960

約数和(自身を除く): 175513203

約数列:

[1, 3, 9, 19, 27, 53, 57, 81, 159, 171, 477, 513, 1007, 1431, 1539, 3021, 3571, 4293, 9063, 10713, 27189, 32139, 67849, 81567, 96417, 189263, 203547, 289251, 567789, 610641, 1703367, 1831923, 3595997, 5110101, 5495769, 10787991, 15330303, 32363973, 97091919, 291275757]

約数ペア:

[(1, 291275757), (3, 97091919), (9, 32363973), (19, 15330303), (27, 10787991), (53, 5495769), (57, 5110101), (81, 3595997), (159, 1831923), (171, 1703367), (477, 610641), (513, 567789), (1007, 289251), (1431, 203547), (1539, 189263), (3021, 96417), (3571, 81567), (4293, 67849), (9063, 32139), (10713, 27189)]