208518856

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{286427}}^1$

素因数の和:286453

約数の個数: 32

約数和(自身を含む): 481199040

約数和(自身を除く): 272680184

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 286427, 572854, 1145708, 2004989, 2291416, 3723551, 4009978, 7447102, 8019956, 14894204, 16039912, 26064857, 29788408, 52129714, 104259428, 208518856]

約数ペア:

[(1, 208518856), (2, 104259428), (4, 52129714), (7, 29788408), (8, 26064857), (13, 16039912), (14, 14894204), (26, 8019956), (28, 7447102), (52, 4009978), (56, 3723551), (91, 2291416), (104, 2004989), (182, 1145708), (364, 572854), (728, 286427)]