3986493

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 6325632

約数和(自身を除く): 2339139

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 577, 987, 1731, 2303, 4039, 6909, 12117, 27119, 28273, 81357, 84819, 189833, 569499, 1328831, 3986493]

約数ペア:

[(1, 3986493), (3, 1328831), (7, 569499), (21, 189833), (47, 84819), (49, 81357), (141, 28273), (147, 27119), (329, 12117), (577, 6909), (987, 4039), (1731, 2303)]