81219782

素因数分解:

$2^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{34739}}^1$

素因数の和:34915

約数の個数: 16

約数和(自身を含む): 140071680

約数和(自身を除く): 58851898

約数列:

[1, 2, 7, 14, 167, 334, 1169, 2338, 34739, 69478, 243173, 486346, 5801413, 11602826, 40609891, 81219782]

約数ペア:

[(1, 81219782), (2, 40609891), (7, 11602826), (14, 5801413), (167, 486346), (334, 243173), (1169, 69478), (2338, 34739)]