138231010

素因数分解:

$2^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{61987}}^1$

素因数の和:62217

約数の個数: 16

約数和(自身を含む): 249935616

約数和(自身を除く): 111704606

約数列:

[1, 2, 5, 10, 223, 446, 1115, 2230, 61987, 123974, 309935, 619870, 13823101, 27646202, 69115505, 138231010]

約数ペア:

[(1, 138231010), (2, 69115505), (5, 27646202), (10, 13823101), (223, 619870), (446, 309935), (1115, 123974), (2230, 61987)]