201616551

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{22651}}^1$

素因数の和:22723

約数の個数: 24

約数和(自身を含む): 310966656

約数和(自身を除く): 109350105

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 8901, 22651, 67953, 203859, 520973, 973993, 1562919, 2921979, 4688757, 8765937, 22401839, 67205517, 201616551]

約数ペア:

[(1, 201616551), (3, 67205517), (9, 22401839), (23, 8765937), (43, 4688757), (69, 2921979), (129, 1562919), (207, 973993), (387, 520973), (989, 203859), (2967, 67953), (8901, 22651)]