13120509

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 17885504

約数和(自身を除く): 4764995

約数列:

[1, 3, 73, 181, 219, 331, 543, 993, 13213, 24163, 39639, 59911, 72489, 179733, 4373503, 13120509]

約数ペア:

[(1, 13120509), (3, 4373503), (73, 179733), (181, 72489), (219, 59911), (331, 39639), (543, 24163), (993, 13213)]