981126790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1\times {\mathrm{367}}^1$

素因数の和:773

約数の個数: 64

約数和(自身を含む): 2044643328

約数和(自身を除く): 1063516538

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 181, 211, 362, 367, 422, 734, 905, 1055, 1267, 1477, 1810, 1835, 2110, 2534, 2569, 2954, 3670, 5138, 6335, 7385, 12670, 12845, 14770, 25690, 38191, 66427, 76382, 77437, 132854, 154874, 190955, 267337, 332135, 381910, 387185, 464989, 534674, 542059, 664270, 774370, 929978, 1084118, 1336685, 2324945, 2673370, 2710295, 4649890, 5420590, 14016097, 28032194, 70080485, 98112679, 140160970, 196225358, 490563395, 981126790]

約数ペア:

[(1, 981126790), (2, 490563395), (5, 196225358), (7, 140160970), (10, 98112679), (14, 70080485), (35, 28032194), (70, 14016097), (181, 5420590), (211, 4649890), (362, 2710295), (367, 2673370), (422, 2324945), (734, 1336685), (905, 1084118), (1055, 929978), (1267, 774370), (1477, 664270), (1810, 542059), (1835, 534674), (2110, 464989), (2534, 387185), (2569, 381910), (2954, 332135), (3670, 267337), (5138, 190955), (6335, 154874), (7385, 132854), (12670, 77437), (12845, 76382), (14770, 66427), (25690, 38191)]