138859142

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{17449}}^1$

素因数の和:17647

約数の個数: 16

約数和(自身を含む): 218613600

約数和(自身を除く): 79754458

約数列:

[1, 2, 23, 46, 173, 346, 3979, 7958, 17449, 34898, 401327, 802654, 3018677, 6037354, 69429571, 138859142]

約数ペア:

[(1, 138859142), (2, 69429571), (23, 6037354), (46, 3018677), (173, 802654), (346, 401327), (3979, 34898), (7958, 17449)]