42440463

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 69569280

約数和(自身を除く): 27128817

約数列:

[1, 3, 9, 13, 27, 39, 71, 117, 131, 169, 213, 351, 393, 507, 639, 923, 1179, 1521, 1703, 1917, 2769, 3537, 4563, 5109, 8307, 9301, 11999, 15327, 22139, 24921, 27903, 35997, 45981, 66417, 83709, 107991, 120913, 199251, 251127, 323973, 362739, 597753, 1088217, 1571869, 3264651, 4715607, 14146821, 42440463]

約数ペア:

[(1, 42440463), (3, 14146821), (9, 4715607), (13, 3264651), (27, 1571869), (39, 1088217), (71, 597753), (117, 362739), (131, 323973), (169, 251127), (213, 199251), (351, 120913), (393, 107991), (507, 83709), (639, 66417), (923, 45981), (1179, 35997), (1521, 27903), (1703, 24921), (1917, 22139), (2769, 15327), (3537, 11999), (4563, 9301), (5109, 8307)]