16970811

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 28460160

約数和(自身を除く): 11489349

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 169, 179, 187, 221, 429, 507, 537, 561, 663, 1859, 1969, 2327, 2431, 2873, 3043, 5577, 5907, 6981, 7293, 8619, 9129, 25597, 30251, 31603, 33473, 39559, 76791, 90753, 94809, 100419, 118677, 332761, 435149, 514267, 998283, 1305447, 1542801, 5656937, 16970811]

約数ペア:

[(1, 16970811), (3, 5656937), (11, 1542801), (13, 1305447), (17, 998283), (33, 514267), (39, 435149), (51, 332761), (143, 118677), (169, 100419), (179, 94809), (187, 90753), (221, 76791), (429, 39559), (507, 33473), (537, 31603), (561, 30251), (663, 25597), (1859, 9129), (1969, 8619), (2327, 7293), (2431, 6981), (2873, 5907), (3043, 5577)]