289330388

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{443}}^1\times {\mathrm{2437}}^1$

素因数の和:2951

約数の個数: 24

約数和(自身を含む): 515256672

約数和(自身を除く): 225926284

約数列:

[1, 2, 4, 67, 134, 268, 443, 886, 1772, 2437, 4874, 9748, 29681, 59362, 118724, 163279, 326558, 653116, 1079591, 2159182, 4318364, 72332597, 144665194, 289330388]

約数ペア:

[(1, 289330388), (2, 144665194), (4, 72332597), (67, 4318364), (134, 2159182), (268, 1079591), (443, 653116), (886, 326558), (1772, 163279), (2437, 118724), (4874, 59362), (9748, 29681)]