207855142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{23561}}^1$

素因数の和:23975

約数の個数: 16

約数和(自身を含む): 340989264

約数和(自身を除く): 133134122

約数列:

[1, 2, 11, 22, 401, 802, 4411, 8822, 23561, 47122, 259171, 518342, 9447961, 18895922, 103927571, 207855142]

約数ペア:

[(1, 207855142), (2, 103927571), (11, 18895922), (22, 9447961), (401, 518342), (802, 259171), (4411, 47122), (8822, 23561)]