138214990

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{3673}}^1$

素因数の和:3804

約数の個数: 32

約数和(自身を含む): 257121216

約数和(自身を除く): 118906226

約数列:

[1, 2, 5, 10, 53, 71, 106, 142, 265, 355, 530, 710, 3673, 3763, 7346, 7526, 18365, 18815, 36730, 37630, 194669, 260783, 389338, 521566, 973345, 1303915, 1946690, 2607830, 13821499, 27642998, 69107495, 138214990]

約数ペア:

[(1, 138214990), (2, 69107495), (5, 27642998), (10, 13821499), (53, 2607830), (71, 1946690), (106, 1303915), (142, 973345), (265, 521566), (355, 389338), (530, 260783), (710, 194669), (3673, 37630), (3763, 36730), (7346, 18815), (7526, 18365)]