209926611

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 329696640

約数和(自身を除く): 119770029

約数列:

[1, 3, 9, 19, 57, 67, 73, 171, 201, 219, 251, 603, 657, 753, 1273, 1387, 2259, 3819, 4161, 4769, 4891, 11457, 12483, 14307, 14673, 16817, 18323, 42921, 44019, 50451, 54969, 92929, 151353, 164907, 278787, 319523, 348137, 836361, 958569, 1044411, 1227641, 2875707, 3133233, 3682923, 11048769, 23325179, 69975537, 209926611]

約数ペア:

[(1, 209926611), (3, 69975537), (9, 23325179), (19, 11048769), (57, 3682923), (67, 3133233), (73, 2875707), (171, 1227641), (201, 1044411), (219, 958569), (251, 836361), (603, 348137), (657, 319523), (753, 278787), (1273, 164907), (1387, 151353), (2259, 92929), (3819, 54969), (4161, 50451), (4769, 44019), (4891, 42921), (11457, 18323), (12483, 16817), (14307, 14673)]