128973426

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{499897}}^1$

素因数の和:499945

約数の個数: 16

約数和(自身を含む): 263946144

約数和(自身を除く): 134972718

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 499897, 999794, 1499691, 2999382, 21495571, 42991142, 64486713, 128973426]

約数ペア:

[(1, 128973426), (2, 64486713), (3, 42991142), (6, 21495571), (43, 2999382), (86, 1499691), (129, 999794), (258, 499897)]