399512282

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 672924672

約数和(自身を除く): 273412390

約数列:

[1, 2, 13, 26, 41, 82, 127, 169, 227, 254, 338, 454, 533, 1066, 1651, 2951, 3302, 5207, 5902, 6929, 9307, 10414, 13858, 18614, 21463, 28829, 38363, 42926, 57658, 67691, 76726, 120991, 135382, 241982, 374777, 749554, 879983, 1181989, 1572883, 1759966, 2363978, 3145766, 4872101, 9744202, 15365857, 30731714, 199756141, 399512282]

約数ペア:

[(1, 399512282), (2, 199756141), (13, 30731714), (26, 15365857), (41, 9744202), (82, 4872101), (127, 3145766), (169, 2363978), (227, 1759966), (254, 1572883), (338, 1181989), (454, 879983), (533, 749554), (1066, 374777), (1651, 241982), (2951, 135382), (3302, 120991), (5207, 76726), (5902, 67691), (6929, 57658), (9307, 42926), (10414, 38363), (13858, 28829), (18614, 21463)]