8448321

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 13483008

約数和(自身を除く): 5034687

約数列:

[1, 3, 7, 21, 37, 83, 111, 131, 249, 259, 393, 581, 777, 917, 1743, 2751, 3071, 4847, 9213, 10873, 14541, 21497, 32619, 33929, 64491, 76111, 101787, 228333, 402301, 1206903, 2816107, 8448321]

約数ペア:

[(1, 8448321), (3, 2816107), (7, 1206903), (21, 402301), (37, 228333), (83, 101787), (111, 76111), (131, 64491), (249, 33929), (259, 32619), (393, 21497), (581, 14541), (777, 10873), (917, 9213), (1743, 4847), (2751, 3071)]