399291215869

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2833}}^1\times {\mathrm{81517}}^1$

素因数の和:84389

約数の個数: 32

約数和(自身を含む): 517489306880

約数和(自身を除く): 118198091011

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 2833, 19831, 36829, 53827, 81517, 257803, 376789, 570619, 699751, 1059721, 1548823, 4898257, 7418047, 10841761, 20134699, 140942893, 230937661, 1616563627, 3002189593, 4387815559, 21015327151, 30714708913, 57041602267, 399291215869]

約数ペア:

[(1, 399291215869), (7, 57041602267), (13, 30714708913), (19, 21015327151), (91, 4387815559), (133, 3002189593), (247, 1616563627), (1729, 230937661), (2833, 140942893), (19831, 20134699), (36829, 10841761), (53827, 7418047), (81517, 4898257), (257803, 1548823), (376789, 1059721), (570619, 699751)]