515312

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:165

約数の個数: 40

約数和(自身を含む): 1178496

約数和(自身を除く): 663184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 107, 112, 172, 214, 301, 344, 428, 602, 688, 749, 856, 1204, 1498, 1712, 2408, 2996, 4601, 4816, 5992, 9202, 11984, 18404, 32207, 36808, 64414, 73616, 128828, 257656, 515312]

約数ペア:

[(1, 515312), (2, 257656), (4, 128828), (7, 73616), (8, 64414), (14, 36808), (16, 32207), (28, 18404), (43, 11984), (56, 9202), (86, 5992), (107, 4816), (112, 4601), (172, 2996), (214, 2408), (301, 1712), (344, 1498), (428, 1204), (602, 856), (688, 749)]