208405548

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{16493}}^1$

素因数の和:16525

約数の個数: 72

約数和(自身を含む): 588373968

約数和(自身を除く): 379968420

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 2106, 3159, 4212, 6318, 12636, 16493, 32986, 49479, 65972, 98958, 148437, 197916, 214409, 296874, 428818, 445311, 593748, 643227, 857636, 890622, 1286454, 1335933, 1781244, 1929681, 2572908, 2671866, 3859362, 4007799, 5343732, 5789043, 7718724, 8015598, 11578086, 16031196, 17367129, 23156172, 34734258, 52101387, 69468516, 104202774, 208405548]

約数ペア:

[(1, 208405548), (2, 104202774), (3, 69468516), (4, 52101387), (6, 34734258), (9, 23156172), (12, 17367129), (13, 16031196), (18, 11578086), (26, 8015598), (27, 7718724), (36, 5789043), (39, 5343732), (52, 4007799), (54, 3859362), (78, 2671866), (81, 2572908), (108, 1929681), (117, 1781244), (156, 1335933), (162, 1286454), (234, 890622), (243, 857636), (324, 643227), (351, 593748), (468, 445311), (486, 428818), (702, 296874), (972, 214409), (1053, 197916), (1404, 148437), (2106, 98958), (3159, 65972), (4212, 49479), (6318, 32986), (12636, 16493)]