221706588

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{15307}}^1$

素因数の和:15402

約数の個数: 48

約数和(自身を含む): 555496704

約数和(自身を除く): 333790116

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 71, 102, 142, 204, 213, 284, 426, 852, 1207, 2414, 3621, 4828, 7242, 14484, 15307, 30614, 45921, 61228, 91842, 183684, 260219, 520438, 780657, 1040876, 1086797, 1561314, 2173594, 3122628, 3260391, 4347188, 6520782, 13041564, 18475549, 36951098, 55426647, 73902196, 110853294, 221706588]

約数ペア:

[(1, 221706588), (2, 110853294), (3, 73902196), (4, 55426647), (6, 36951098), (12, 18475549), (17, 13041564), (34, 6520782), (51, 4347188), (68, 3260391), (71, 3122628), (102, 2173594), (142, 1561314), (204, 1086797), (213, 1040876), (284, 780657), (426, 520438), (852, 260219), (1207, 183684), (2414, 91842), (3621, 61228), (4828, 45921), (7242, 30614), (14484, 15307)]