391605872

素因数分解:

$2^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:526

約数の個数: 80

約数和(自身を含む): 887062272

約数和(自身を除く): 495456400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 73, 112, 146, 211, 227, 292, 422, 454, 511, 584, 844, 908, 1022, 1168, 1477, 1589, 1688, 1816, 2044, 2954, 3178, 3376, 3632, 4088, 5908, 6356, 8176, 11816, 12712, 15403, 16571, 23632, 25424, 30806, 33142, 47897, 61612, 66284, 95794, 107821, 115997, 123224, 132568, 191588, 215642, 231994, 246448, 265136, 335279, 383176, 431284, 463988, 670558, 766352, 862568, 927976, 1341116, 1725136, 1855952, 2682232, 3496481, 5364464, 6992962, 13985924, 24475367, 27971848, 48950734, 55943696, 97901468, 195802936, 391605872]

約数ペア:

[(1, 391605872), (2, 195802936), (4, 97901468), (7, 55943696), (8, 48950734), (14, 27971848), (16, 24475367), (28, 13985924), (56, 6992962), (73, 5364464), (112, 3496481), (146, 2682232), (211, 1855952), (227, 1725136), (292, 1341116), (422, 927976), (454, 862568), (511, 766352), (584, 670558), (844, 463988), (908, 431284), (1022, 383176), (1168, 335279), (1477, 265136), (1589, 246448), (1688, 231994), (1816, 215642), (2044, 191588), (2954, 132568), (3178, 123224), (3376, 115997), (3632, 107821), (4088, 95794), (5908, 66284), (6356, 61612), (8176, 47897), (11816, 33142), (12712, 30806), (15403, 25424), (16571, 23632)]