387680545

素因数分解:

$5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1\times {\mathrm{347}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 539405568

約数和(自身を除く): 151725023

約数列:

[1, 5, 7, 35, 137, 233, 347, 685, 959, 1165, 1631, 1735, 2429, 4795, 8155, 12145, 31921, 47539, 80851, 159605, 223447, 237695, 332773, 404255, 565957, 1117235, 1663865, 2829785, 11076587, 55382935, 77536109, 387680545]

約数ペア:

[(1, 387680545), (5, 77536109), (7, 55382935), (35, 11076587), (137, 2829785), (233, 1663865), (347, 1117235), (685, 565957), (959, 404255), (1165, 332773), (1631, 237695), (1735, 223447), (2429, 159605), (4795, 80851), (8155, 47539), (12145, 31921)]