27931442

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 56733696

約数和(自身を除く): 28802254

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 47, 77, 94, 119, 154, 187, 227, 238, 329, 374, 454, 517, 658, 799, 1034, 1309, 1589, 1598, 2497, 2618, 3178, 3619, 3859, 4994, 5593, 7238, 7718, 8789, 10669, 11186, 17479, 17578, 21338, 27013, 34958, 42449, 54026, 61523, 74683, 84898, 117359, 123046, 149366, 181373, 234718, 297143, 362746, 594286, 821513, 1269611, 1643026, 1995103, 2539222, 3990206, 13965721, 27931442]

約数ペア:

[(1, 27931442), (2, 13965721), (7, 3990206), (11, 2539222), (14, 1995103), (17, 1643026), (22, 1269611), (34, 821513), (47, 594286), (77, 362746), (94, 297143), (119, 234718), (154, 181373), (187, 149366), (227, 123046), (238, 117359), (329, 84898), (374, 74683), (454, 61523), (517, 54026), (658, 42449), (799, 34958), (1034, 27013), (1309, 21338), (1589, 17578), (1598, 17479), (2497, 11186), (2618, 10669), (3178, 8789), (3619, 7718), (3859, 7238), (4994, 5593)]