197928633

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{67807}}^1$

素因数の和:67956

約数の個数: 16

約数和(自身を含む): 303779840

約数和(自身を除く): 105851207

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 67807, 203421, 474649, 1423947, 9425173, 28275519, 65976211, 197928633]

約数ペア:

[(1, 197928633), (3, 65976211), (7, 28275519), (21, 9425173), (139, 1423947), (417, 474649), (973, 203421), (2919, 67807)]