155989743

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{15443}}^1$

素因数の和:15503

約数の個数: 32

約数和(自身を含む): 262918656

約数和(自身を除く): 106928913

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 259, 273, 481, 777, 1443, 3367, 10101, 15443, 46329, 108101, 200759, 324303, 571391, 602277, 1405313, 1714173, 3999737, 4215939, 7428083, 11999211, 22284249, 51996581, 155989743]

約数ペア:

[(1, 155989743), (3, 51996581), (7, 22284249), (13, 11999211), (21, 7428083), (37, 4215939), (39, 3999737), (91, 1714173), (111, 1405313), (259, 602277), (273, 571391), (481, 324303), (777, 200759), (1443, 108101), (3367, 46329), (10101, 15443)]