87644284

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 194643680

約数和(自身を除く): 106999396

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 52, 91, 94, 109, 182, 188, 218, 329, 364, 436, 611, 658, 763, 1222, 1316, 1417, 1526, 2209, 2444, 2834, 3052, 4277, 4418, 5123, 5668, 8554, 8836, 9919, 10246, 15463, 17108, 19838, 20492, 28717, 30926, 35861, 39676, 57434, 61852, 66599, 71722, 114868, 133198, 143444, 201019, 240781, 266396, 402038, 466193, 481562, 804076, 932386, 963124, 1685467, 1864772, 3130153, 3370934, 6260306, 6741868, 12520612, 21911071, 43822142, 87644284]

約数ペア:

[(1, 87644284), (2, 43822142), (4, 21911071), (7, 12520612), (13, 6741868), (14, 6260306), (26, 3370934), (28, 3130153), (47, 1864772), (52, 1685467), (91, 963124), (94, 932386), (109, 804076), (182, 481562), (188, 466193), (218, 402038), (329, 266396), (364, 240781), (436, 201019), (611, 143444), (658, 133198), (763, 114868), (1222, 71722), (1316, 66599), (1417, 61852), (1526, 57434), (2209, 39676), (2444, 35861), (2834, 30926), (3052, 28717), (4277, 20492), (4418, 19838), (5123, 17108), (5668, 15463), (8554, 10246), (8836, 9919)]