1900565901

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{377771}}^1$

素因数の和:377833

約数の個数: 24

約数和(自身を含む): 3025198176

約数和(自身を除く): 1124632275

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 377771, 1133313, 3399939, 4911023, 14733069, 16244153, 44199207, 48732459, 146197377, 211173989, 633521967, 1900565901]

約数ペア:

[(1, 1900565901), (3, 633521967), (9, 211173989), (13, 146197377), (39, 48732459), (43, 44199207), (117, 16244153), (129, 14733069), (387, 4911023), (559, 3399939), (1677, 1133313), (5031, 377771)]