207399512

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{2707}}^1$

素因数の和:2931

約数の個数: 32

約数和(自身を含む): 397913520

約数和(自身を除く): 190514008

約数列:

[1, 2, 4, 8, 61, 122, 157, 244, 314, 488, 628, 1256, 2707, 5414, 9577, 10828, 19154, 21656, 38308, 76616, 165127, 330254, 424999, 660508, 849998, 1321016, 1699996, 3399992, 25924939, 51849878, 103699756, 207399512]

約数ペア:

[(1, 207399512), (2, 103699756), (4, 51849878), (8, 25924939), (61, 3399992), (122, 1699996), (157, 1321016), (244, 849998), (314, 660508), (488, 424999), (628, 330254), (1256, 165127), (2707, 76616), (5414, 38308), (9577, 21656), (10828, 19154)]