81307574

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{57829}}^1$

素因数の和:57887

約数の個数: 16

約数和(自身を含む): 131852400

約数和(自身を除く): 50544826

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 57829, 115658, 1098751, 2139673, 2197502, 4279346, 40653787, 81307574]

約数ペア:

[(1, 81307574), (2, 40653787), (19, 4279346), (37, 2197502), (38, 2139673), (74, 1098751), (703, 115658), (1406, 57829)]