260503243

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13697}}^1$

素因数の和:13747

約数の個数: 32

約数和(自身を含む): 368202240

約数和(自身を除く): 107698997

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 1001, 1463, 1729, 2717, 13697, 19019, 95879, 150667, 178061, 260243, 1054669, 1246427, 1821701, 1958671, 2862673, 3383159, 13710697, 20038711, 23682113, 37214749, 260503243]

約数ペア:

[(1, 260503243), (7, 37214749), (11, 23682113), (13, 20038711), (19, 13710697), (77, 3383159), (91, 2862673), (133, 1958671), (143, 1821701), (209, 1246427), (247, 1054669), (1001, 260243), (1463, 178061), (1729, 150667), (2717, 95879), (13697, 19019)]