401049844

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{571}}^1\times {\mathrm{1039}}^1$

素因数の和:1640

約数の個数: 36

約数和(自身を含む): 762041280

約数和(自身を除く): 360991436

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 571, 676, 1039, 1142, 2078, 2284, 4156, 7423, 13507, 14846, 27014, 29692, 54028, 96499, 175591, 192998, 351182, 385996, 593269, 702364, 1186538, 2373076, 7712497, 15424994, 30849988, 100262461, 200524922, 401049844]

約数ペア:

[(1, 401049844), (2, 200524922), (4, 100262461), (13, 30849988), (26, 15424994), (52, 7712497), (169, 2373076), (338, 1186538), (571, 702364), (676, 593269), (1039, 385996), (1142, 351182), (2078, 192998), (2284, 175591), (4156, 96499), (7423, 54028), (13507, 29692), (14846, 27014)]