1271870892719

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{22157}}^1\times {\mathrm{61657}}^1$

素因数の和:83847

約数の個数: 24

約数和(自身を含む): 1557488478960

約数和(自身を除く): 285617586241

約数列:

[1, 7, 19, 49, 133, 931, 22157, 61657, 155099, 420983, 431599, 1085693, 1171483, 2946881, 3021193, 8200381, 20628167, 57402667, 1366134149, 9562939043, 25956548831, 66940573301, 181695841817, 1271870892719]

約数ペア:

[(1, 1271870892719), (7, 181695841817), (19, 66940573301), (49, 25956548831), (133, 9562939043), (931, 1366134149), (22157, 57402667), (61657, 20628167), (155099, 8200381), (420983, 3021193), (431599, 2946881), (1085693, 1171483)]