71380478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{4283}}^1$

素因数の和:4939

約数の個数: 16

約数和(自身を含む): 115513776

約数和(自身を除く): 44133298

約数列:

[1, 2, 13, 26, 641, 1282, 4283, 8333, 8566, 16666, 55679, 111358, 2745403, 5490806, 35690239, 71380478]

約数ペア:

[(1, 71380478), (2, 35690239), (13, 5490806), (26, 2745403), (641, 111358), (1282, 55679), (4283, 16666), (8333, 8566)]