75123945

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{457}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 141038352

約数和(自身を除く): 65914407

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 281, 457, 585, 843, 1371, 1405, 2285, 2529, 3653, 4113, 4215, 5941, 6855, 10959, 12645, 17823, 18265, 20565, 29705, 32877, 53469, 54795, 89115, 128417, 164385, 267345, 385251, 642085, 1155753, 1669421, 1926255, 5008263, 5778765, 8347105, 15024789, 25041315, 75123945]

約数ペア:

[(1, 75123945), (3, 25041315), (5, 15024789), (9, 8347105), (13, 5778765), (15, 5008263), (39, 1926255), (45, 1669421), (65, 1155753), (117, 642085), (195, 385251), (281, 267345), (457, 164385), (585, 128417), (843, 89115), (1371, 54795), (1405, 53469), (2285, 32877), (2529, 29705), (3653, 20565), (4113, 18265), (4215, 17823), (5941, 12645), (6855, 10959)]