1291018325

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{569}}^1\times {\mathrm{1931}}^1$

素因数の和:2557

約数の個数: 24

約数和(自身を含む): 1638645120

約数和(自身を除く): 347626795

約数列:

[1, 5, 25, 47, 235, 569, 1175, 1931, 2845, 9655, 14225, 26743, 48275, 90757, 133715, 453785, 668575, 1098739, 2268925, 5493695, 27468475, 51640733, 258203665, 1291018325]

約数ペア:

[(1, 1291018325), (5, 258203665), (25, 51640733), (47, 27468475), (235, 5493695), (569, 2268925), (1175, 1098739), (1931, 668575), (2845, 453785), (9655, 133715), (14225, 90757), (26743, 48275)]