401597966

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 769789440

約数和(自身を除く): 368191474

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 139, 146, 154, 257, 278, 511, 514, 803, 973, 1022, 1529, 1606, 1799, 1946, 2827, 3058, 3598, 5621, 5654, 10147, 10703, 11242, 18761, 19789, 20294, 21406, 35723, 37522, 39578, 71029, 71446, 111617, 131327, 142058, 206371, 223234, 250061, 262654, 392953, 412742, 500122, 781319, 785906, 1444597, 1562638, 2607779, 2750671, 2889194, 5215558, 5501342, 18254453, 28685569, 36508906, 57371138, 200798983, 401597966]

約数ペア:

[(1, 401597966), (2, 200798983), (7, 57371138), (11, 36508906), (14, 28685569), (22, 18254453), (73, 5501342), (77, 5215558), (139, 2889194), (146, 2750671), (154, 2607779), (257, 1562638), (278, 1444597), (511, 785906), (514, 781319), (803, 500122), (973, 412742), (1022, 392953), (1529, 262654), (1606, 250061), (1799, 223234), (1946, 206371), (2827, 142058), (3058, 131327), (3598, 111617), (5621, 71446), (5654, 71029), (10147, 39578), (10703, 37522), (11242, 35723), (18761, 21406), (19789, 20294)]