243604976

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{4987}}^1$

素因数の和:5109

約数の個数: 40

約数和(自身を含む): 489861504

約数和(自身を除く): 246256528

約数列:

[1, 2, 4, 8, 16, 43, 71, 86, 142, 172, 284, 344, 568, 688, 1136, 3053, 4987, 6106, 9974, 12212, 19948, 24424, 39896, 48848, 79792, 214441, 354077, 428882, 708154, 857764, 1416308, 1715528, 2832616, 3431056, 5665232, 15225311, 30450622, 60901244, 121802488, 243604976]

約数ペア:

[(1, 243604976), (2, 121802488), (4, 60901244), (8, 30450622), (16, 15225311), (43, 5665232), (71, 3431056), (86, 2832616), (142, 1715528), (172, 1416308), (284, 857764), (344, 708154), (568, 428882), (688, 354077), (1136, 214441), (3053, 79792), (4987, 48848), (6106, 39896), (9974, 24424), (12212, 19948)]