139415578

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 225086400

約数和(自身を除く): 85670822

約数列:

[1, 2, 19, 38, 97, 109, 194, 218, 347, 694, 1843, 2071, 3686, 4142, 6593, 10573, 13186, 21146, 33659, 37823, 67318, 75646, 200887, 401774, 639521, 718637, 1279042, 1437274, 3668831, 7337662, 69707789, 139415578]

約数ペア:

[(1, 139415578), (2, 69707789), (19, 7337662), (38, 3668831), (97, 1437274), (109, 1279042), (194, 718637), (218, 639521), (347, 401774), (694, 200887), (1843, 75646), (2071, 67318), (3686, 37823), (4142, 33659), (6593, 21146), (10573, 13186)]