209380611

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 310464000

約数和(自身を除く): 101083389

約数列:

[1, 3, 11, 33, 97, 149, 291, 439, 447, 1067, 1317, 1639, 3201, 4829, 4917, 14453, 14487, 42583, 43359, 65411, 127749, 158983, 196233, 468413, 476949, 719521, 1405239, 2158563, 6344867, 19034601, 69793537, 209380611]

約数ペア:

[(1, 209380611), (3, 69793537), (11, 19034601), (33, 6344867), (97, 2158563), (149, 1405239), (291, 719521), (439, 476949), (447, 468413), (1067, 196233), (1317, 158983), (1639, 127749), (3201, 65411), (4829, 43359), (4917, 42583), (14453, 14487)]