211026145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2029}}^1$

素因数の和:2137

約数の個数: 32

約数和(自身を含む): 289981440

約数和(自身を除く): 78955295

約数列:

[1, 5, 11, 31, 55, 61, 155, 305, 341, 671, 1705, 1891, 2029, 3355, 9455, 10145, 20801, 22319, 62899, 104005, 111595, 123769, 314495, 618845, 691889, 1361459, 3459445, 3836839, 6807295, 19184195, 42205229, 211026145]

約数ペア:

[(1, 211026145), (5, 42205229), (11, 19184195), (31, 6807295), (55, 3836839), (61, 3459445), (155, 1361459), (305, 691889), (341, 618845), (671, 314495), (1705, 123769), (1891, 111595), (2029, 104005), (3355, 62899), (9455, 22319), (10145, 20801)]