642486242

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{156019}}^1$

素因数の和:156121

約数の個数: 16

約数和(自身を含む): 1011009600

約数和(自身を除く): 368523358

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 156019, 312038, 4524551, 9049102, 11077349, 22154698, 321243121, 642486242]

約数ペア:

[(1, 642486242), (2, 321243121), (29, 22154698), (58, 11077349), (71, 9049102), (142, 4524551), (2059, 312038), (4118, 156019)]