2153172669

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1\times {\mathrm{1289}}^1$

素因数の和:1921

約数の個数: 32

約数和(自身を含む): 3073213440

約数和(自身を除く): 920040771

約数列:

[1, 3, 23, 43, 69, 129, 563, 989, 1289, 1689, 2967, 3867, 12949, 24209, 29647, 38847, 55427, 72627, 88941, 166281, 556807, 725707, 1274821, 1670421, 2177121, 3824463, 16691261, 31205401, 50073783, 93616203, 717724223, 2153172669]

約数ペア:

[(1, 2153172669), (3, 717724223), (23, 93616203), (43, 50073783), (69, 31205401), (129, 16691261), (563, 3824463), (989, 2177121), (1289, 1670421), (1689, 1274821), (2967, 725707), (3867, 556807), (12949, 166281), (24209, 88941), (29647, 72627), (38847, 55427)]