209512256

素因数分解:

$2^6\times {\mathrm{1249}}^1\times {\mathrm{2621}}^1$

素因数の和:3882

約数の個数: 28

約数和(自身を含む): 416242500

約数和(自身を除く): 206730244

約数列:

[1, 2, 4, 8, 16, 32, 64, 1249, 2498, 2621, 4996, 5242, 9992, 10484, 19984, 20968, 39968, 41936, 79936, 83872, 167744, 3273629, 6547258, 13094516, 26189032, 52378064, 104756128, 209512256]

約数ペア:

[(1, 209512256), (2, 104756128), (4, 52378064), (8, 26189032), (16, 13094516), (32, 6547258), (64, 3273629), (1249, 167744), (2498, 83872), (2621, 79936), (4996, 41936), (5242, 39968), (9992, 20968), (10484, 19984)]