20174977827

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{16567}}^1$

素因数の和:16689

約数の個数: 64

約数和(自身を含む): 32637634560

約数和(自身を除く): 12462656733

約数列:

[1, 3, 9, 23, 27, 37, 53, 69, 111, 159, 207, 333, 477, 621, 851, 999, 1219, 1431, 1961, 2553, 3657, 5883, 7659, 10971, 16567, 17649, 22977, 32913, 45103, 49701, 52947, 135309, 149103, 381041, 405927, 447309, 612979, 878051, 1143123, 1217781, 1838937, 2634153, 3429369, 5516811, 7902459, 10288107, 14098517, 16550433, 20195173, 23707377, 32487887, 42295551, 60585519, 97463661, 126886653, 181756557, 292390983, 380659959, 545269671, 747221401, 877172949, 2241664203, 6724992609, 20174977827]

約数ペア:

[(1, 20174977827), (3, 6724992609), (9, 2241664203), (23, 877172949), (27, 747221401), (37, 545269671), (53, 380659959), (69, 292390983), (111, 181756557), (159, 126886653), (207, 97463661), (333, 60585519), (477, 42295551), (621, 32487887), (851, 23707377), (999, 20195173), (1219, 16550433), (1431, 14098517), (1961, 10288107), (2553, 7902459), (3657, 5516811), (5883, 3429369), (7659, 2634153), (10971, 1838937), (16567, 1217781), (17649, 1143123), (22977, 878051), (32913, 612979), (45103, 447309), (49701, 405927), (52947, 381041), (135309, 149103)]