42547785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 81907200

約数和(自身を除く): 39359415

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 89, 105, 145, 157, 203, 267, 435, 445, 471, 609, 623, 785, 1015, 1099, 1335, 1869, 2355, 2581, 3045, 3115, 3297, 4553, 5495, 7743, 9345, 12905, 13659, 13973, 16485, 18067, 22765, 31871, 38715, 41919, 54201, 68295, 69865, 90335, 95613, 97811, 159355, 209595, 271005, 293433, 405217, 478065, 489055, 1215651, 1467165, 2026085, 2836519, 6078255, 8509557, 14182595, 42547785]

約数ペア:

[(1, 42547785), (3, 14182595), (5, 8509557), (7, 6078255), (15, 2836519), (21, 2026085), (29, 1467165), (35, 1215651), (87, 489055), (89, 478065), (105, 405217), (145, 293433), (157, 271005), (203, 209595), (267, 159355), (435, 97811), (445, 95613), (471, 90335), (609, 69865), (623, 68295), (785, 54201), (1015, 41919), (1099, 38715), (1335, 31871), (1869, 22765), (2355, 18067), (2581, 16485), (3045, 13973), (3115, 13659), (3297, 12905), (4553, 9345), (5495, 7743)]