129366748

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{499}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 266112000

約数和(自身を除く): 136745252

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 197, 329, 394, 499, 658, 788, 998, 1316, 1379, 1996, 2758, 3493, 5516, 6986, 9259, 13972, 18518, 23453, 37036, 46906, 64813, 93812, 98303, 129626, 164171, 196606, 259252, 328342, 393212, 656684, 688121, 1376242, 2752484, 4620241, 9240482, 18480964, 32341687, 64683374, 129366748]

約数ペア:

[(1, 129366748), (2, 64683374), (4, 32341687), (7, 18480964), (14, 9240482), (28, 4620241), (47, 2752484), (94, 1376242), (188, 688121), (197, 656684), (329, 393212), (394, 328342), (499, 259252), (658, 196606), (788, 164171), (998, 129626), (1316, 98303), (1379, 93812), (1996, 64813), (2758, 46906), (3493, 37036), (5516, 23453), (6986, 18518), (9259, 13972)]