13727945

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 20756736

約数和(自身を除く): 7028791

約数列:

[1, 5, 7, 11, 35, 55, 77, 181, 197, 385, 905, 985, 1267, 1379, 1991, 2167, 6335, 6895, 9955, 10835, 13937, 15169, 35657, 69685, 75845, 178285, 249599, 392227, 1247995, 1961135, 2745589, 13727945]

約数ペア:

[(1, 13727945), (5, 2745589), (7, 1961135), (11, 1247995), (35, 392227), (55, 249599), (77, 178285), (181, 75845), (197, 69685), (385, 35657), (905, 15169), (985, 13937), (1267, 10835), (1379, 9955), (1991, 6895), (2167, 6335)]