71288178

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:623

約数の個数: 64

約数和(自身を含む): 162570240

約数和(自身を除く): 91282062

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 79, 138, 158, 237, 299, 474, 503, 598, 897, 1006, 1027, 1509, 1794, 1817, 2054, 3018, 3081, 3634, 5451, 6162, 6539, 10902, 11569, 13078, 19617, 23138, 23621, 34707, 39234, 39737, 47242, 69414, 70863, 79474, 119211, 141726, 150397, 238422, 300794, 451191, 516581, 902382, 913951, 1033162, 1549743, 1827902, 2741853, 3099486, 5483706, 11881363, 23762726, 35644089, 71288178]

約数ペア:

[(1, 71288178), (2, 35644089), (3, 23762726), (6, 11881363), (13, 5483706), (23, 3099486), (26, 2741853), (39, 1827902), (46, 1549743), (69, 1033162), (78, 913951), (79, 902382), (138, 516581), (158, 451191), (237, 300794), (299, 238422), (474, 150397), (503, 141726), (598, 119211), (897, 79474), (1006, 70863), (1027, 69414), (1509, 47242), (1794, 39737), (1817, 39234), (2054, 34707), (3018, 23621), (3081, 23138), (3634, 19617), (5451, 13078), (6162, 11569), (6539, 10902)]