42156945

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{11287}}^1$

素因数の和:11381

約数の個数: 24

約数和(自身を含む): 73958976

約数和(自身を除く): 31802031

約数列:

[1, 3, 5, 9, 15, 45, 83, 249, 415, 747, 1245, 3735, 11287, 33861, 56435, 101583, 169305, 507915, 936821, 2810463, 4684105, 8431389, 14052315, 42156945]

約数ペア:

[(1, 42156945), (3, 14052315), (5, 8431389), (9, 4684105), (15, 2810463), (45, 936821), (83, 507915), (249, 169305), (415, 101583), (747, 56435), (1245, 33861), (3735, 11287)]