87913917

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11927}}^1$

素因数の和:11959

約数の個数: 40

約数和(自身を含む): 161648256

約数和(自身を除く): 73734339

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 7371, 11927, 35781, 83489, 107343, 155051, 250467, 322029, 465153, 751401, 966087, 1085357, 1395459, 2254203, 3256071, 4186377, 6762609, 9768213, 12559131, 29304639, 87913917]

約数ペア:

[(1, 87913917), (3, 29304639), (7, 12559131), (9, 9768213), (13, 6762609), (21, 4186377), (27, 3256071), (39, 2254203), (63, 1395459), (81, 1085357), (91, 966087), (117, 751401), (189, 465153), (273, 322029), (351, 250467), (567, 155051), (819, 107343), (1053, 83489), (2457, 35781), (7371, 11927)]