156921684

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{688253}}^1$

素因数の和:688279

約数の個数: 24

約数和(自身を含む): 385422240

約数和(自身を除く): 228500556

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 688253, 1376506, 2064759, 2753012, 4129518, 8259036, 13076807, 26153614, 39230421, 52307228, 78460842, 156921684]

約数ペア:

[(1, 156921684), (2, 78460842), (3, 52307228), (4, 39230421), (6, 26153614), (12, 13076807), (19, 8259036), (38, 4129518), (57, 2753012), (76, 2064759), (114, 1376506), (228, 688253)]