201397438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{617}}^1$

素因数の和:1068

約数の個数: 32

約数和(自身を含む): 339860448

約数和(自身を除く): 138463010

約数列:

[1, 2, 11, 22, 37, 74, 401, 407, 617, 802, 814, 1234, 4411, 6787, 8822, 13574, 14837, 22829, 29674, 45658, 163207, 247417, 251119, 326414, 494834, 502238, 2721587, 5443174, 9154429, 18308858, 100698719, 201397438]

約数ペア:

[(1, 201397438), (2, 100698719), (11, 18308858), (22, 9154429), (37, 5443174), (74, 2721587), (401, 502238), (407, 494834), (617, 326414), (802, 251119), (814, 247417), (1234, 163207), (4411, 45658), (6787, 29674), (8822, 22829), (13574, 14837)]