71071545

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 115944192

約数和(自身を除く): 44872647

約数列:

[1, 3, 5, 15, 103, 157, 293, 309, 471, 515, 785, 879, 1465, 1545, 2355, 4395, 16171, 30179, 46001, 48513, 80855, 90537, 138003, 150895, 230005, 242565, 452685, 690015, 4738103, 14214309, 23690515, 71071545]

約数ペア:

[(1, 71071545), (3, 23690515), (5, 14214309), (15, 4738103), (103, 690015), (157, 452685), (293, 242565), (309, 230005), (471, 150895), (515, 138003), (785, 90537), (879, 80855), (1465, 48513), (1545, 46001), (2355, 30179), (4395, 16171)]