221496712

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{8297}}^1$

素因数の和:8421

約数の個数: 32

約数和(自身を含む): 430168320

約数和(自身を除く): 208671608

約数列:

[1, 2, 4, 8, 47, 71, 94, 142, 188, 284, 376, 568, 3337, 6674, 8297, 13348, 16594, 26696, 33188, 66376, 389959, 589087, 779918, 1178174, 1559836, 2356348, 3119672, 4712696, 27687089, 55374178, 110748356, 221496712]

約数ペア:

[(1, 221496712), (2, 110748356), (4, 55374178), (8, 27687089), (47, 4712696), (71, 3119672), (94, 2356348), (142, 1559836), (188, 1178174), (284, 779918), (376, 589087), (568, 389959), (3337, 66376), (6674, 33188), (8297, 26696), (13348, 16594)]