81484564

素因数分解:

$2^2\times 7^1\times {\mathrm{1321}}^1\times {\mathrm{2203}}^1$

素因数の和:3535

約数の個数: 24

約数和(自身を含む): 163166528

約数和(自身を除く): 81681964

約数列:

[1, 2, 4, 7, 14, 28, 1321, 2203, 2642, 4406, 5284, 8812, 9247, 15421, 18494, 30842, 36988, 61684, 2910163, 5820326, 11640652, 20371141, 40742282, 81484564]

約数ペア:

[(1, 81484564), (2, 40742282), (4, 20371141), (7, 11640652), (14, 5820326), (28, 2910163), (1321, 61684), (2203, 36988), (2642, 30842), (4406, 18494), (5284, 15421), (8812, 9247)]