201718173717

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1129}}^1\times {\mathrm{6691}}^1$

素因数の和:7895

約数の個数: 64

約数和(自身を含む): 319417190400

約数和(自身を除く): 117699016683

約数列:

[1, 3, 9, 23, 27, 43, 69, 129, 207, 387, 621, 989, 1129, 1161, 2967, 3387, 6691, 8901, 10161, 20073, 25967, 26703, 30483, 48547, 60219, 77901, 145641, 153893, 180657, 233703, 287713, 436923, 461679, 701109, 863139, 1116581, 1310769, 1385037, 2589417, 3349743, 4155111, 6617399, 7554139, 7768251, 10049229, 19852197, 22662417, 30147687, 59556591, 67987251, 173745197, 178669773, 203961753, 324827977, 521235591, 974483931, 1563706773, 2923451793, 4691120319, 7471043471, 8770355379, 22413130413, 67239391239, 201718173717]

約数ペア:

[(1, 201718173717), (3, 67239391239), (9, 22413130413), (23, 8770355379), (27, 7471043471), (43, 4691120319), (69, 2923451793), (129, 1563706773), (207, 974483931), (387, 521235591), (621, 324827977), (989, 203961753), (1129, 178669773), (1161, 173745197), (2967, 67987251), (3387, 59556591), (6691, 30147687), (8901, 22662417), (10161, 19852197), (20073, 10049229), (25967, 7768251), (26703, 7554139), (30483, 6617399), (48547, 4155111), (60219, 3349743), (77901, 2589417), (145641, 1385037), (153893, 1310769), (180657, 1116581), (233703, 863139), (287713, 701109), (436923, 461679)]