71207374

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 124992000

約数和(自身を除く): 53784626

約数列:

[1, 2, 7, 14, 61, 122, 199, 398, 419, 427, 838, 854, 1393, 2786, 2933, 5866, 12139, 24278, 25559, 51118, 83381, 84973, 166762, 169946, 178913, 357826, 583667, 1167334, 5086241, 10172482, 35603687, 71207374]

約数ペア:

[(1, 71207374), (2, 35603687), (7, 10172482), (14, 5086241), (61, 1167334), (122, 583667), (199, 357826), (398, 178913), (419, 169946), (427, 166762), (838, 84973), (854, 83381), (1393, 51118), (2786, 25559), (2933, 24278), (5866, 12139)]