622128892

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2857}}^1$

素因数の和:2987

約数の個数: 72

約数和(自身を含む): 1395778608

約数和(自身を除く): 773649716

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 101, 154, 196, 202, 308, 404, 539, 707, 1078, 1111, 1414, 2156, 2222, 2828, 2857, 4444, 4949, 5714, 7777, 9898, 11428, 15554, 19796, 19999, 31108, 31427, 39998, 54439, 62854, 79996, 108878, 125708, 139993, 217756, 219989, 279986, 288557, 439978, 559972, 577114, 879956, 1154228, 1539923, 2019899, 3079846, 3174127, 4039798, 6159692, 6348254, 8079596, 12696508, 14139293, 22218889, 28278586, 44437778, 56557172, 88875556, 155532223, 311064446, 622128892]

約数ペア:

[(1, 622128892), (2, 311064446), (4, 155532223), (7, 88875556), (11, 56557172), (14, 44437778), (22, 28278586), (28, 22218889), (44, 14139293), (49, 12696508), (77, 8079596), (98, 6348254), (101, 6159692), (154, 4039798), (196, 3174127), (202, 3079846), (308, 2019899), (404, 1539923), (539, 1154228), (707, 879956), (1078, 577114), (1111, 559972), (1414, 439978), (2156, 288557), (2222, 279986), (2828, 219989), (2857, 217756), (4444, 139993), (4949, 125708), (5714, 108878), (7777, 79996), (9898, 62854), (11428, 54439), (15554, 39998), (19796, 31427), (19999, 31108)]