201724285

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2089}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 288921600

約数和(自身を除く): 87197315

約数列:

[1, 5, 7, 31, 35, 89, 155, 217, 445, 623, 1085, 2089, 2759, 3115, 10445, 13795, 14623, 19313, 64759, 73115, 96565, 185921, 323795, 453313, 929605, 1301447, 2266565, 5763551, 6507235, 28817755, 40344857, 201724285]

約数ペア:

[(1, 201724285), (5, 40344857), (7, 28817755), (31, 6507235), (35, 5763551), (89, 2266565), (155, 1301447), (217, 929605), (445, 453313), (623, 323795), (1085, 185921), (2089, 96565), (2759, 73115), (3115, 64759), (10445, 19313), (13795, 14623)]