161731305

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{24121}}^1$

素因数の和:24281

約数の個数: 24

約数和(自身を含む): 282227400

約数和(自身を除く): 120496095

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 6705, 24121, 72363, 120605, 217089, 361815, 1085445, 3594029, 10782087, 17970145, 32346261, 53910435, 161731305]

約数ペア:

[(1, 161731305), (3, 53910435), (5, 32346261), (9, 17970145), (15, 10782087), (45, 3594029), (149, 1085445), (447, 361815), (745, 217089), (1341, 120605), (2235, 72363), (6705, 24121)]