258207838

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{347989}}^1$

素因数の和:348051

約数の個数: 16

約数和(自身を含む): 450995040

約数和(自身を除く): 192787202

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 347989, 695978, 2435923, 4871846, 18443417, 36886834, 129103919, 258207838]

約数ペア:

[(1, 258207838), (2, 129103919), (7, 36886834), (14, 18443417), (53, 4871846), (106, 2435923), (371, 695978), (742, 347989)]