31769647

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 41868288

約数和(自身を除く): 10098641

約数列:

[1, 7, 13, 23, 43, 91, 161, 299, 301, 353, 559, 989, 2093, 2471, 3913, 4589, 6923, 8119, 12857, 15179, 32123, 56833, 89999, 105547, 106253, 197327, 349117, 738829, 1381289, 2443819, 4538521, 31769647]

約数ペア:

[(1, 31769647), (7, 4538521), (13, 2443819), (23, 1381289), (43, 738829), (91, 349117), (161, 197327), (299, 106253), (301, 105547), (353, 89999), (559, 56833), (989, 32123), (2093, 15179), (2471, 12857), (3913, 8119), (4589, 6923)]