287133028

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{60679}}^1$

素因数の和:60716

約数の個数: 36

約数和(自身を含む): 621848640

約数和(自身を除く): 334715612

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4732, 60679, 121358, 242716, 424753, 788827, 849506, 1577654, 1699012, 3155308, 5521789, 10254751, 11043578, 20509502, 22087156, 41019004, 71783257, 143566514, 287133028]

約数ペア:

[(1, 287133028), (2, 143566514), (4, 71783257), (7, 41019004), (13, 22087156), (14, 20509502), (26, 11043578), (28, 10254751), (52, 5521789), (91, 3155308), (169, 1699012), (182, 1577654), (338, 849506), (364, 788827), (676, 424753), (1183, 242716), (2366, 121358), (4732, 60679)]