129662036

素因数分解:

$2^2\times 7^2\times {\mathrm{661541}}^1$

素因数の和:661559

約数の個数: 18

約数和(自身を含む): 263955258

約数和(自身を除く): 134293222

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 661541, 1323082, 2646164, 4630787, 9261574, 18523148, 32415509, 64831018, 129662036]

約数ペア:

[(1, 129662036), (2, 64831018), (4, 32415509), (7, 18523148), (14, 9261574), (28, 4630787), (49, 2646164), (98, 1323082), (196, 661541)]