1684788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 4644864

約数和(自身を除く): 2960076

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 647, 651, 868, 1294, 1302, 1941, 2588, 2604, 3882, 4529, 7764, 9058, 13587, 18116, 20057, 27174, 40114, 54348, 60171, 80228, 120342, 140399, 240684, 280798, 421197, 561596, 842394, 1684788]

約数ペア:

[(1, 1684788), (2, 842394), (3, 561596), (4, 421197), (6, 280798), (7, 240684), (12, 140399), (14, 120342), (21, 80228), (28, 60171), (31, 54348), (42, 40114), (62, 27174), (84, 20057), (93, 18116), (124, 13587), (186, 9058), (217, 7764), (372, 4529), (434, 3882), (647, 2604), (651, 2588), (868, 1941), (1294, 1302)]