291212312

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{20789}}^1$

素因数の和:20915

約数の個数: 32

約数和(自身を含む): 583783200

約数和(自身を除く): 292570888

約数列:

[1, 2, 4, 8, 17, 34, 68, 103, 136, 206, 412, 824, 1751, 3502, 7004, 14008, 20789, 41578, 83156, 166312, 353413, 706826, 1413652, 2141267, 2827304, 4282534, 8565068, 17130136, 36401539, 72803078, 145606156, 291212312]

約数ペア:

[(1, 291212312), (2, 145606156), (4, 72803078), (8, 36401539), (17, 17130136), (34, 8565068), (68, 4282534), (103, 2827304), (136, 2141267), (206, 1413652), (412, 706826), (824, 353413), (1751, 166312), (3502, 83156), (7004, 41578), (14008, 20789)]