151491921

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{379679}}^1$

素因数の和:379708

約数の個数: 16

約数和(自身を含む): 242995200

約数和(自身を除く): 91503279

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 379679, 1139037, 2657753, 7213901, 7973259, 21641703, 50497307, 151491921]

約数ペア:

[(1, 151491921), (3, 50497307), (7, 21641703), (19, 7973259), (21, 7213901), (57, 2657753), (133, 1139037), (399, 379679)]