42391791

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:672

約数の個数: 36

約数和(自身を含む): 67830048

約数和(自身を除く): 25438257

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 169, 423, 507, 593, 611, 1521, 1779, 1833, 5337, 5499, 7709, 7943, 23127, 23829, 27871, 69381, 71487, 83613, 100217, 250839, 300651, 362323, 901953, 1086969, 3260907, 4710199, 14130597, 42391791]

約数ペア:

[(1, 42391791), (3, 14130597), (9, 4710199), (13, 3260907), (39, 1086969), (47, 901953), (117, 362323), (141, 300651), (169, 250839), (423, 100217), (507, 83613), (593, 71487), (611, 69381), (1521, 27871), (1779, 23829), (1833, 23127), (5337, 7943), (5499, 7709)]