3990476

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2689}}^1$

素因数の和:2753

約数の個数: 24

約数和(自身を含む): 8134560

約数和(自身を除く): 4144084

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 2689, 5378, 10756, 18823, 37646, 75292, 142517, 285034, 570068, 997619, 1995238, 3990476]

約数ペア:

[(1, 3990476), (2, 1995238), (4, 997619), (7, 570068), (14, 285034), (28, 142517), (53, 75292), (106, 37646), (212, 18823), (371, 10756), (742, 5378), (1484, 2689)]