249537964

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{419}}^1\times {\mathrm{881}}^1$

素因数の和:1330

約数の個数: 36

約数和(自身を含む): 474533640

約数和(自身を除く): 224995676

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 419, 676, 838, 881, 1676, 1762, 3524, 5447, 10894, 11453, 21788, 22906, 45812, 70811, 141622, 148889, 283244, 297778, 369139, 595556, 738278, 1476556, 4798807, 9597614, 19195228, 62384491, 124768982, 249537964]

約数ペア:

[(1, 249537964), (2, 124768982), (4, 62384491), (13, 19195228), (26, 9597614), (52, 4798807), (169, 1476556), (338, 738278), (419, 595556), (676, 369139), (838, 297778), (881, 283244), (1676, 148889), (1762, 141622), (3524, 70811), (5447, 45812), (10894, 22906), (11453, 21788)]