243530

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{71}}^1$

素因数の和:99

約数の個数: 32

約数和(自身を含む): 518400

約数和(自身を除く): 274870

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 245, 343, 355, 490, 497, 686, 710, 994, 1715, 2485, 3430, 3479, 4970, 6958, 17395, 24353, 34790, 48706, 121765, 243530]

約数ペア:

[(1, 243530), (2, 121765), (5, 48706), (7, 34790), (10, 24353), (14, 17395), (35, 6958), (49, 4970), (70, 3479), (71, 3430), (98, 2485), (142, 1715), (245, 994), (343, 710), (355, 686), (490, 497)]