281639228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{115237}}^1$

素因数の和:115301

約数の個数: 24

約数和(自身を含む): 542079552

約数和(自身を除く): 260440324

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 115237, 230474, 460948, 1498081, 2996162, 5416139, 5992324, 10832278, 21664556, 70409807, 140819614, 281639228]

約数ペア:

[(1, 281639228), (2, 140819614), (4, 70409807), (13, 21664556), (26, 10832278), (47, 5992324), (52, 5416139), (94, 2996162), (188, 1498081), (611, 460948), (1222, 230474), (2444, 115237)]