423115

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1$

素因数の和:187

約数の個数: 24

約数和(自身を含む): 648432

約数和(自身を除く): 225317

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 157, 245, 385, 539, 785, 1099, 1727, 2695, 5495, 7693, 8635, 12089, 38465, 60445, 84623, 423115]

約数ペア:

[(1, 423115), (5, 84623), (7, 60445), (11, 38465), (35, 12089), (49, 8635), (55, 7693), (77, 5495), (157, 2695), (245, 1727), (385, 1099), (539, 785)]