9921542

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:631

約数の個数: 16

約数和(自身を含む): 15195600

約数和(自身を除く): 5274058

約数列:

[1, 2, 89, 139, 178, 278, 401, 802, 12371, 24742, 35689, 55739, 71378, 111478, 4960771, 9921542]

約数ペア:

[(1, 9921542), (2, 4960771), (89, 111478), (139, 71378), (178, 55739), (278, 35689), (401, 24742), (802, 12371)]