223078945

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 283944960

約数和(自身を除く): 60866015

約数列:

[1, 5, 31, 89, 103, 155, 157, 445, 515, 785, 2759, 3193, 4867, 9167, 13795, 13973, 15965, 16171, 24335, 45835, 69865, 80855, 284177, 433163, 501301, 1420885, 1439219, 2165815, 2506505, 7196095, 44615789, 223078945]

約数ペア:

[(1, 223078945), (5, 44615789), (31, 7196095), (89, 2506505), (103, 2165815), (155, 1439219), (157, 1420885), (445, 501301), (515, 433163), (785, 284177), (2759, 80855), (3193, 69865), (4867, 45835), (9167, 24335), (13795, 16171), (13973, 15965)]