2893140887

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{7307}}^1$

素因数の和:7575

約数の個数: 32

約数和(自身を含む): 3765081600

約数和(自身を除く): 871940713

約数列:

[1, 7, 13, 19, 91, 133, 229, 247, 1603, 1729, 2977, 4351, 7307, 20839, 30457, 51149, 56563, 94991, 138833, 395941, 664937, 971831, 1673303, 1804829, 11713121, 12633803, 21752939, 31792757, 152270573, 222549299, 413305841, 2893140887]

約数ペア:

[(1, 2893140887), (7, 413305841), (13, 222549299), (19, 152270573), (91, 31792757), (133, 21752939), (229, 12633803), (247, 11713121), (1603, 1804829), (1729, 1673303), (2977, 971831), (4351, 664937), (7307, 395941), (20839, 138833), (30457, 94991), (51149, 56563)]