977189983

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{551773}}^1$

素因数の和:551814

約数の個数: 16

約数和(自身を含む): 1271287296

約数和(自身を除く): 294097313

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 551773, 3862411, 6069503, 12690779, 42486521, 88835453, 139598569, 977189983]

約数ペア:

[(1, 977189983), (7, 139598569), (11, 88835453), (23, 42486521), (77, 12690779), (161, 6069503), (253, 3862411), (1771, 551773)]