1688714979

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{479}}^1\times {\mathrm{827}}^1$

素因数の和:1352

約数の個数: 48

約数和(自身を含む): 2718489600

約数和(自身を除く): 1029774621

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 479, 609, 827, 1421, 1437, 2481, 3353, 4263, 5789, 10059, 13891, 17367, 23471, 23983, 40523, 41673, 70413, 71949, 97237, 121569, 167881, 291711, 396133, 503643, 680659, 1175167, 1188399, 2041977, 2772931, 3525501, 8318793, 11487857, 19410517, 34463571, 58231551, 80414999, 241244997, 562904993, 1688714979]

約数ペア:

[(1, 1688714979), (3, 562904993), (7, 241244997), (21, 80414999), (29, 58231551), (49, 34463571), (87, 19410517), (147, 11487857), (203, 8318793), (479, 3525501), (609, 2772931), (827, 2041977), (1421, 1188399), (1437, 1175167), (2481, 680659), (3353, 503643), (4263, 396133), (5789, 291711), (10059, 167881), (13891, 121569), (17367, 97237), (23471, 71949), (23983, 70413), (40523, 41673)]