12965647970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5557}}^1\times {\mathrm{21211}}^1$

素因数の和:26786

約数の個数: 32

約数和(自身を含む): 25465599936

約数和(自身を除く): 12499951966

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 5557, 11114, 21211, 27785, 42422, 55570, 61127, 106055, 122254, 212110, 233321, 305635, 466642, 611270, 1166605, 2333210, 117869527, 235739054, 589347635, 1178695270, 1296564797, 2593129594, 6482823985, 12965647970]

約数ペア:

[(1, 12965647970), (2, 6482823985), (5, 2593129594), (10, 1296564797), (11, 1178695270), (22, 589347635), (55, 235739054), (110, 117869527), (5557, 2333210), (11114, 1166605), (21211, 611270), (27785, 466642), (42422, 305635), (55570, 233321), (61127, 212110), (106055, 122254)]