2215127971

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1\times {\mathrm{233}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 2649673728

約数和(自身を除く): 434545757

約数列:

[1, 7, 31, 193, 217, 227, 233, 1351, 1589, 1631, 5983, 7037, 7223, 41881, 43811, 44969, 49259, 50561, 52891, 306677, 314783, 370237, 1358141, 1394039, 1639621, 9506987, 9758273, 10207963, 11477347, 71455741, 316446853, 2215127971]

約数ペア:

[(1, 2215127971), (7, 316446853), (31, 71455741), (193, 11477347), (217, 10207963), (227, 9758273), (233, 9506987), (1351, 1639621), (1589, 1394039), (1631, 1358141), (5983, 370237), (7037, 314783), (7223, 306677), (41881, 52891), (43811, 50561), (44969, 49259)]