71221010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{145349}}^1$

素因数の和:145370

約数の個数: 24

約数和(自身を含む): 149129100

約数和(自身を除く): 77908090

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 145349, 290698, 726745, 1017443, 1453490, 2034886, 5087215, 7122101, 10174430, 14244202, 35610505, 71221010]

約数ペア:

[(1, 71221010), (2, 35610505), (5, 14244202), (7, 10174430), (10, 7122101), (14, 5087215), (35, 2034886), (49, 1453490), (70, 1017443), (98, 726745), (245, 290698), (490, 145349)]