30012905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 41567904

約数和(自身を除く): 11554999

約数列:

[1, 5, 13, 17, 65, 85, 157, 173, 221, 785, 865, 1105, 2041, 2249, 2669, 2941, 10205, 11245, 13345, 14705, 27161, 34697, 38233, 135805, 173485, 191165, 353093, 461737, 1765465, 2308685, 6002581, 30012905]

約数ペア:

[(1, 30012905), (5, 6002581), (13, 2308685), (17, 1765465), (65, 461737), (85, 353093), (157, 191165), (173, 173485), (221, 135805), (785, 38233), (865, 34697), (1105, 27161), (2041, 14705), (2249, 13345), (2669, 11245), (2941, 10205)]