159627215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{373}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 217147392

約数和(自身を除く): 57520177

約数列:

[1, 5, 11, 31, 55, 155, 251, 341, 373, 1255, 1705, 1865, 2761, 4103, 7781, 11563, 13805, 20515, 38905, 57815, 85591, 93623, 127193, 427955, 468115, 635965, 1029853, 2902313, 5149265, 14511565, 31925443, 159627215]

約数ペア:

[(1, 159627215), (5, 31925443), (11, 14511565), (31, 5149265), (55, 2902313), (155, 1029853), (251, 635965), (341, 468115), (373, 427955), (1255, 127193), (1705, 93623), (1865, 85591), (2761, 57815), (4103, 38905), (7781, 20515), (11563, 13805)]