25262115

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{647}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 42923520

約数和(自身を除く): 17661405

約数列:

[1, 3, 5, 15, 19, 57, 95, 137, 285, 411, 647, 685, 1941, 2055, 2603, 3235, 7809, 9705, 12293, 13015, 36879, 39045, 61465, 88639, 184395, 265917, 443195, 1329585, 1684141, 5052423, 8420705, 25262115]

約数ペア:

[(1, 25262115), (3, 8420705), (5, 5052423), (15, 1684141), (19, 1329585), (57, 443195), (95, 265917), (137, 184395), (285, 88639), (411, 61465), (647, 39045), (685, 36879), (1941, 13015), (2055, 12293), (2603, 9705), (3235, 7809)]