12532221

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 20756736

約数和(自身を除く): 8224515

約数列:

[1, 3, 9, 13, 39, 43, 47, 53, 117, 129, 141, 159, 387, 423, 477, 559, 611, 689, 1677, 1833, 2021, 2067, 2279, 2491, 5031, 5499, 6063, 6201, 6837, 7473, 18189, 20511, 22419, 26273, 29627, 32383, 78819, 88881, 97149, 107113, 236457, 266643, 291447, 321339, 964017, 1392469, 4177407, 12532221]

約数ペア:

[(1, 12532221), (3, 4177407), (9, 1392469), (13, 964017), (39, 321339), (43, 291447), (47, 266643), (53, 236457), (117, 107113), (129, 97149), (141, 88881), (159, 78819), (387, 32383), (423, 29627), (477, 26273), (559, 22419), (611, 20511), (689, 18189), (1677, 7473), (1833, 6837), (2021, 6201), (2067, 6063), (2279, 5499), (2491, 5031)]