221581234

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1153}}^1$

素因数の和:1259

約数の個数: 48

約数和(自身を含む): 404929368

約数和(自身を除く): 183348134

約数列:

[1, 2, 7, 14, 37, 49, 53, 74, 98, 106, 259, 371, 518, 742, 1153, 1813, 1961, 2306, 2597, 3626, 3922, 5194, 8071, 13727, 16142, 27454, 42661, 56497, 61109, 85322, 96089, 112994, 122218, 192178, 298627, 427763, 597254, 855526, 2090389, 2261033, 2994341, 4180778, 4522066, 5988682, 15827231, 31654462, 110790617, 221581234]

約数ペア:

[(1, 221581234), (2, 110790617), (7, 31654462), (14, 15827231), (37, 5988682), (49, 4522066), (53, 4180778), (74, 2994341), (98, 2261033), (106, 2090389), (259, 855526), (371, 597254), (518, 427763), (742, 298627), (1153, 192178), (1813, 122218), (1961, 112994), (2306, 96089), (2597, 85322), (3626, 61109), (3922, 56497), (5194, 42661), (8071, 27454), (13727, 16142)]