251871733

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1\times {\mathrm{881}}^1$

素因数の和:1308

約数の個数: 16

約数和(自身を含む): 272643840

約数和(自身を除く): 20772107

約数列:

[1, 19, 41, 367, 779, 881, 6973, 15047, 16739, 36121, 285893, 323327, 686299, 6143213, 13256407, 251871733]

約数ペア:

[(1, 251871733), (19, 13256407), (41, 6143213), (367, 686299), (779, 323327), (881, 285893), (6973, 36121), (15047, 16739)]