2947974783

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1\times {\mathrm{1493}}^1$

素因数の和:1963

約数の個数: 32

約数和(自身を含む): 4273891776

約数和(自身を除く): 1325916993

約数列:

[1, 3, 13, 39, 197, 257, 591, 771, 1493, 2561, 3341, 4479, 7683, 10023, 19409, 50629, 58227, 151887, 294121, 383701, 658177, 882363, 1151103, 1974531, 3823573, 4988113, 11470719, 14964339, 75589097, 226767291, 982658261, 2947974783]

約数ペア:

[(1, 2947974783), (3, 982658261), (13, 226767291), (39, 75589097), (197, 14964339), (257, 11470719), (591, 4988113), (771, 3823573), (1493, 1974531), (2561, 1151103), (3341, 882363), (4479, 658177), (7683, 383701), (10023, 294121), (19409, 151887), (50629, 58227)]