161999986

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{70619}}^1$

素因数の和:70689

約数の個数: 16

約数和(自身を含む): 257621760

約数和(自身を除く): 95621774

約数列:

[1, 2, 31, 37, 62, 74, 1147, 2294, 70619, 141238, 2189189, 2612903, 4378378, 5225806, 80999993, 161999986]

約数ペア:

[(1, 161999986), (2, 80999993), (31, 5225806), (37, 4378378), (62, 2612903), (74, 2189189), (1147, 141238), (2294, 70619)]