221480238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:601

約数の個数: 64

約数和(自身を含む): 516257280

約数和(自身を除く): 294777042

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 193, 267, 307, 386, 534, 579, 614, 623, 921, 1158, 1246, 1351, 1842, 1869, 2149, 2702, 3738, 4053, 4298, 6447, 8106, 12894, 17177, 27323, 34354, 51531, 54646, 59251, 81969, 103062, 118502, 120239, 163938, 177753, 191261, 240478, 355506, 360717, 382522, 414757, 573783, 721434, 829514, 1147566, 1244271, 2488542, 5273339, 10546678, 15820017, 31640034, 36913373, 73826746, 110740119, 221480238]

約数ペア:

[(1, 221480238), (2, 110740119), (3, 73826746), (6, 36913373), (7, 31640034), (14, 15820017), (21, 10546678), (42, 5273339), (89, 2488542), (178, 1244271), (193, 1147566), (267, 829514), (307, 721434), (386, 573783), (534, 414757), (579, 382522), (614, 360717), (623, 355506), (921, 240478), (1158, 191261), (1246, 177753), (1351, 163938), (1842, 120239), (1869, 118502), (2149, 103062), (2702, 81969), (3738, 59251), (4053, 54646), (4298, 51531), (6447, 34354), (8106, 27323), (12894, 17177)]